398317140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:112

約数の個数: 432

約数和(自身を含む): 1501893120

約数和(自身を除く): 1103575980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 19, 20, 26, 30, 31, 34, 36, 38, 39, 45, 51, 52, 57, 60, 62, 65, 68, 76, 78, 85, 90, 93, 95, 102, 114, 117, 124, 130, 153, 155, 156, 170, 171, 180, 186, 190, 195, 204, 221, 228, 234, 247, 255, 260, 279, 285, 289, 306, 310, 323, 340, 342, 372, 380, 390, 403, 442, 465, 468, 494, 510, 527, 558, 570, 578, 585, 589, 612, 620, 646, 663, 684, 741, 765, 780, 806, 855, 867, 884, 930, 969, 988, 1020, 1054, 1105, 1116, 1140, 1156, 1170, 1178, 1209, 1235, 1292, 1326, 1395, 1445, 1482, 1530, 1581, 1612, 1615, 1710, 1734, 1767, 1860, 1938, 1989, 2015, 2108, 2210, 2223, 2340, 2356, 2418, 2470, 2601, 2635, 2652, 2790, 2890, 2907, 2945, 2964, 3060, 3162, 3230, 3315, 3420, 3468, 3534, 3627, 3705, 3757, 3876, 3978, 4030, 4199, 4335, 4420, 4446, 4743, 4836, 4845, 4940, 5202, 5270, 5301, 5491, 5580, 5780, 5814, 5890, 6045, 6324, 6460, 6630, 6851, 7068, 7254, 7410, 7514, 7657, 7905, 7956, 8060, 8398, 8670, 8835, 8892, 8959, 9486, 9690, 9945, 10013, 10404, 10540, 10602, 10982, 11115, 11271, 11628, 11780, 12090, 12597, 13005, 13260, 13702, 14508, 14535, 14820, 15028, 15314, 15810, 16473, 16796, 17340, 17670, 17918, 18135, 18785, 18972, 19380, 19890, 20026, 20553, 20995, 21204, 21964, 22230, 22542, 22971, 23715, 24180, 25194, 26010, 26505, 26877, 27404, 27455, 29070, 30039, 30628, 31620, 32946, 33813, 34255, 35340, 35836, 36270, 37570, 37791, 38285, 39780, 40052, 41106, 41990, 44460, 44795, 45084, 45942, 47430, 49419, 50065, 50388, 52020, 53010, 53754, 54910, 56355, 58140, 60078, 61659, 62985, 65892, 67626, 68510, 68913, 71383, 72540, 75140, 75582, 76570, 80631, 82212, 82365, 83980, 89590, 90117, 91884, 94860, 98838, 100130, 102765, 106020, 107508, 109820, 112710, 114855, 116467, 120156, 123318, 125970, 130169, 134385, 135252, 137020, 137826, 142766, 150195, 151164, 153140, 161262, 164730, 169065, 170221, 179180, 180234, 188955, 197676, 200260, 205530, 214149, 225420, 229710, 232934, 246636, 247095, 251940, 260338, 268770, 275652, 285532, 300390, 308295, 322524, 329460, 338130, 340442, 344565, 349401, 356915, 360468, 377910, 390507, 403155, 411060, 428298, 450585, 459420, 465868, 494190, 510663, 520676, 537540, 582335, 600780, 616590, 642447, 650845, 676260, 680884, 689130, 698802, 713830, 755820, 781014, 806310, 851105, 856596, 901170, 988380, 1021326, 1048203, 1070745, 1164670, 1171521, 1233180, 1284894, 1301690, 1378260, 1397604, 1427660, 1531989, 1562028, 1612620, 1702210, 1747005, 1802340, 1952535, 2042652, 2096406, 2141490, 2212873, 2329340, 2343042, 2553315, 2569788, 2603380, 3063978, 3212235, 3404420, 3494010, 3905070, 4192812, 4282980, 4425746, 4686084, 5106630, 5241015, 5857605, 6127956, 6424470, 6638619, 6988020, 7659945, 7810140, 8851492, 10213260, 10482030, 11064365, 11715210, 12848940, 13277238, 15319890, 19915857, 20964060, 22128730, 23430420, 26554476, 30639780, 33193095, 39831714, 44257460, 66386190, 79663428, 99579285, 132772380, 199158570, 398317140]

約数ペア:

[(1, 398317140), (2, 199158570), (3, 132772380), (4, 99579285), (5, 79663428), (6, 66386190), (9, 44257460), (10, 39831714), (12, 33193095), (13, 30639780), (15, 26554476), (17, 23430420), (18, 22128730), (19, 20964060), (20, 19915857), (26, 15319890), (30, 13277238), (31, 12848940), (34, 11715210), (36, 11064365), (38, 10482030), (39, 10213260), (45, 8851492), (51, 7810140), (52, 7659945), (57, 6988020), (60, 6638619), (62, 6424470), (65, 6127956), (68, 5857605), (76, 5241015), (78, 5106630), (85, 4686084), (90, 4425746), (93, 4282980), (95, 4192812), (102, 3905070), (114, 3494010), (117, 3404420), (124, 3212235), (130, 3063978), (153, 2603380), (155, 2569788), (156, 2553315), (170, 2343042), (171, 2329340), (180, 2212873), (186, 2141490), (190, 2096406), (195, 2042652), (204, 1952535), (221, 1802340), (228, 1747005), (234, 1702210), (247, 1612620), (255, 1562028), (260, 1531989), (279, 1427660), (285, 1397604), (289, 1378260), (306, 1301690), (310, 1284894), (323, 1233180), (340, 1171521), (342, 1164670), (372, 1070745), (380, 1048203), (390, 1021326), (403, 988380), (442, 901170), (465, 856596), (468, 851105), (494, 806310), (510, 781014), (527, 755820), (558, 713830), (570, 698802), (578, 689130), (585, 680884), (589, 676260), (612, 650845), (620, 642447), (646, 616590), (663, 600780), (684, 582335), (741, 537540), (765, 520676), (780, 510663), (806, 494190), (855, 465868), (867, 459420), (884, 450585), (930, 428298), (969, 411060), (988, 403155), (1020, 390507), (1054, 377910), (1105, 360468), (1116, 356915), (1140, 349401), (1156, 344565), (1170, 340442), (1178, 338130), (1209, 329460), (1235, 322524), (1292, 308295), (1326, 300390), (1395, 285532), (1445, 275652), (1482, 268770), (1530, 260338), (1581, 251940), (1612, 247095), (1615, 246636), (1710, 232934), (1734, 229710), (1767, 225420), (1860, 214149), (1938, 205530), (1989, 200260), (2015, 197676), (2108, 188955), (2210, 180234), (2223, 179180), (2340, 170221), (2356, 169065), (2418, 164730), (2470, 161262), (2601, 153140), (2635, 151164), (2652, 150195), (2790, 142766), (2890, 137826), (2907, 137020), (2945, 135252), (2964, 134385), (3060, 130169), (3162, 125970), (3230, 123318), (3315, 120156), (3420, 116467), (3468, 114855), (3534, 112710), (3627, 109820), (3705, 107508), (3757, 106020), (3876, 102765), (3978, 100130), (4030, 98838), (4199, 94860), (4335, 91884), (4420, 90117), (4446, 89590), (4743, 83980), (4836, 82365), (4845, 82212), (4940, 80631), (5202, 76570), (5270, 75582), (5301, 75140), (5491, 72540), (5580, 71383), (5780, 68913), (5814, 68510), (5890, 67626), (6045, 65892), (6324, 62985), (6460, 61659), (6630, 60078), (6851, 58140), (7068, 56355), (7254, 54910), (7410, 53754), (7514, 53010), (7657, 52020), (7905, 50388), (7956, 50065), (8060, 49419), (8398, 47430), (8670, 45942), (8835, 45084), (8892, 44795), (8959, 44460), (9486, 41990), (9690, 41106), (9945, 40052), (10013, 39780), (10404, 38285), (10540, 37791), (10602, 37570), (10982, 36270), (11115, 35836), (11271, 35340), (11628, 34255), (11780, 33813), (12090, 32946), (12597, 31620), (13005, 30628), (13260, 30039), (13702, 29070), (14508, 27455), (14535, 27404), (14820, 26877), (15028, 26505), (15314, 26010), (15810, 25194), (16473, 24180), (16796, 23715), (17340, 22971), (17670, 22542), (17918, 22230), (18135, 21964), (18785, 21204), (18972, 20995), (19380, 20553), (19890, 20026)]