287579820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 288

約数和(自身を含む): 995452416

約数和(自身を除く): 707872596

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 19, 20, 22, 30, 33, 34, 38, 44, 51, 55, 57, 60, 66, 68, 71, 76, 85, 95, 102, 110, 114, 132, 142, 165, 170, 187, 190, 204, 209, 213, 220, 228, 255, 284, 285, 323, 330, 340, 355, 361, 374, 380, 418, 426, 510, 561, 570, 627, 646, 660, 710, 722, 748, 781, 836, 852, 935, 969, 1020, 1045, 1065, 1083, 1122, 1140, 1207, 1254, 1292, 1349, 1420, 1444, 1562, 1615, 1805, 1870, 1938, 2090, 2130, 2166, 2244, 2343, 2414, 2508, 2698, 2805, 3124, 3135, 3230, 3553, 3610, 3621, 3740, 3876, 3905, 3971, 4047, 4180, 4260, 4332, 4686, 4828, 4845, 5396, 5415, 5610, 6035, 6137, 6270, 6460, 6745, 7106, 7220, 7242, 7810, 7942, 8094, 9372, 9690, 10659, 10830, 11220, 11715, 11913, 12070, 12274, 12540, 13277, 13490, 14212, 14484, 14839, 15620, 15884, 16188, 17765, 18105, 18411, 19380, 19855, 20235, 21318, 21660, 22933, 23430, 23826, 24140, 24548, 25631, 26554, 26980, 29678, 30685, 35530, 36210, 36822, 39710, 39831, 40470, 42636, 44517, 45866, 46860, 47652, 51262, 53108, 53295, 59356, 59565, 61370, 66385, 67507, 68799, 71060, 72420, 73644, 74195, 76893, 79420, 79662, 80940, 89034, 91732, 92055, 102524, 106590, 114665, 119130, 122740, 128155, 132770, 135014, 137598, 148390, 153786, 159324, 178068, 184110, 199155, 202521, 213180, 222585, 229330, 238260, 252263, 256310, 265540, 270028, 275196, 281941, 296780, 307572, 337535, 343995, 368220, 384465, 398310, 405042, 435727, 445170, 458660, 504526, 512620, 563882, 675070, 687990, 756789, 768930, 796620, 810084, 845823, 871454, 890340, 1009052, 1012605, 1127764, 1261315, 1307181, 1350140, 1375980, 1409705, 1513578, 1537860, 1691646, 1742908, 2025210, 2178635, 2522630, 2614362, 2819410, 3027156, 3383292, 3783945, 4050420, 4229115, 4357270, 4792997, 5045260, 5228724, 5638820, 6535905, 7567890, 8458230, 8714540, 9585994, 13071810, 14378991, 15135780, 16916460, 19171988, 23964985, 26143620, 28757982, 47929970, 57515964, 71894955, 95859940, 143789910, 287579820]

約数ペア:

[(1, 287579820), (2, 143789910), (3, 95859940), (4, 71894955), (5, 57515964), (6, 47929970), (10, 28757982), (11, 26143620), (12, 23964985), (15, 19171988), (17, 16916460), (19, 15135780), (20, 14378991), (22, 13071810), (30, 9585994), (33, 8714540), (34, 8458230), (38, 7567890), (44, 6535905), (51, 5638820), (55, 5228724), (57, 5045260), (60, 4792997), (66, 4357270), (68, 4229115), (71, 4050420), (76, 3783945), (85, 3383292), (95, 3027156), (102, 2819410), (110, 2614362), (114, 2522630), (132, 2178635), (142, 2025210), (165, 1742908), (170, 1691646), (187, 1537860), (190, 1513578), (204, 1409705), (209, 1375980), (213, 1350140), (220, 1307181), (228, 1261315), (255, 1127764), (284, 1012605), (285, 1009052), (323, 890340), (330, 871454), (340, 845823), (355, 810084), (361, 796620), (374, 768930), (380, 756789), (418, 687990), (426, 675070), (510, 563882), (561, 512620), (570, 504526), (627, 458660), (646, 445170), (660, 435727), (710, 405042), (722, 398310), (748, 384465), (781, 368220), (836, 343995), (852, 337535), (935, 307572), (969, 296780), (1020, 281941), (1045, 275196), (1065, 270028), (1083, 265540), (1122, 256310), (1140, 252263), (1207, 238260), (1254, 229330), (1292, 222585), (1349, 213180), (1420, 202521), (1444, 199155), (1562, 184110), (1615, 178068), (1805, 159324), (1870, 153786), (1938, 148390), (2090, 137598), (2130, 135014), (2166, 132770), (2244, 128155), (2343, 122740), (2414, 119130), (2508, 114665), (2698, 106590), (2805, 102524), (3124, 92055), (3135, 91732), (3230, 89034), (3553, 80940), (3610, 79662), (3621, 79420), (3740, 76893), (3876, 74195), (3905, 73644), (3971, 72420), (4047, 71060), (4180, 68799), (4260, 67507), (4332, 66385), (4686, 61370), (4828, 59565), (4845, 59356), (5396, 53295), (5415, 53108), (5610, 51262), (6035, 47652), (6137, 46860), (6270, 45866), (6460, 44517), (6745, 42636), (7106, 40470), (7220, 39831), (7242, 39710), (7810, 36822), (7942, 36210), (8094, 35530), (9372, 30685), (9690, 29678), (10659, 26980), (10830, 26554), (11220, 25631), (11715, 24548), (11913, 24140), (12070, 23826), (12274, 23430), (12540, 22933), (13277, 21660), (13490, 21318), (14212, 20235), (14484, 19855), (14839, 19380), (15620, 18411), (15884, 18105), (16188, 17765)]