278129520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:800

約数の個数: 240

約数和(自身を含む): 1022291712

約数和(自身を除く): 744162192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 48, 51, 60, 62, 68, 72, 80, 85, 90, 93, 102, 120, 124, 136, 144, 153, 155, 170, 180, 186, 204, 240, 248, 255, 272, 279, 306, 310, 340, 360, 372, 408, 465, 496, 510, 527, 558, 612, 620, 680, 720, 733, 744, 765, 816, 930, 1020, 1054, 1116, 1224, 1240, 1360, 1395, 1466, 1488, 1530, 1581, 1860, 2040, 2108, 2199, 2232, 2448, 2480, 2635, 2790, 2932, 3060, 3162, 3665, 3720, 4080, 4216, 4398, 4464, 4743, 5270, 5580, 5864, 6120, 6324, 6597, 7330, 7440, 7905, 8432, 8796, 9486, 10540, 10995, 11160, 11728, 12240, 12461, 12648, 13194, 14660, 15810, 17592, 18972, 21080, 21990, 22320, 22723, 23715, 24922, 25296, 26388, 29320, 31620, 32985, 35184, 37383, 37944, 42160, 43980, 45446, 47430, 49844, 52776, 58640, 62305, 63240, 65970, 68169, 74766, 75888, 87960, 90892, 94860, 99688, 105552, 112149, 113615, 124610, 126480, 131940, 136338, 149532, 175920, 181784, 186915, 189720, 199376, 204507, 224298, 227230, 249220, 263880, 272676, 299064, 340845, 363568, 373830, 379440, 386291, 409014, 448596, 454460, 498440, 527760, 545352, 560745, 598128, 681690, 747660, 772582, 818028, 897192, 908920, 996880, 1022535, 1090704, 1121490, 1158873, 1363380, 1495320, 1545164, 1636056, 1794384, 1817840, 1931455, 2045070, 2242980, 2317746, 2726760, 2990640, 3090328, 3272112, 3476619, 3862910, 4090140, 4485960, 4635492, 5453520, 5794365, 6180656, 6953238, 7725820, 8180280, 8971920, 9270984, 11588730, 13906476, 15451640, 16360560, 17383095, 18541968, 23177460, 27812952, 30903280, 34766190, 46354920, 55625904, 69532380, 92709840, 139064760, 278129520]

約数ペア:

[(1, 278129520), (2, 139064760), (3, 92709840), (4, 69532380), (5, 55625904), (6, 46354920), (8, 34766190), (9, 30903280), (10, 27812952), (12, 23177460), (15, 18541968), (16, 17383095), (17, 16360560), (18, 15451640), (20, 13906476), (24, 11588730), (30, 9270984), (31, 8971920), (34, 8180280), (36, 7725820), (40, 6953238), (45, 6180656), (48, 5794365), (51, 5453520), (60, 4635492), (62, 4485960), (68, 4090140), (72, 3862910), (80, 3476619), (85, 3272112), (90, 3090328), (93, 2990640), (102, 2726760), (120, 2317746), (124, 2242980), (136, 2045070), (144, 1931455), (153, 1817840), (155, 1794384), (170, 1636056), (180, 1545164), (186, 1495320), (204, 1363380), (240, 1158873), (248, 1121490), (255, 1090704), (272, 1022535), (279, 996880), (306, 908920), (310, 897192), (340, 818028), (360, 772582), (372, 747660), (408, 681690), (465, 598128), (496, 560745), (510, 545352), (527, 527760), (558, 498440), (612, 454460), (620, 448596), (680, 409014), (720, 386291), (733, 379440), (744, 373830), (765, 363568), (816, 340845), (930, 299064), (1020, 272676), (1054, 263880), (1116, 249220), (1224, 227230), (1240, 224298), (1360, 204507), (1395, 199376), (1466, 189720), (1488, 186915), (1530, 181784), (1581, 175920), (1860, 149532), (2040, 136338), (2108, 131940), (2199, 126480), (2232, 124610), (2448, 113615), (2480, 112149), (2635, 105552), (2790, 99688), (2932, 94860), (3060, 90892), (3162, 87960), (3665, 75888), (3720, 74766), (4080, 68169), (4216, 65970), (4398, 63240), (4464, 62305), (4743, 58640), (5270, 52776), (5580, 49844), (5864, 47430), (6120, 45446), (6324, 43980), (6597, 42160), (7330, 37944), (7440, 37383), (7905, 35184), (8432, 32985), (8796, 31620), (9486, 29320), (10540, 26388), (10995, 25296), (11160, 24922), (11728, 23715), (12240, 22723), (12461, 22320), (12648, 21990), (13194, 21080), (14660, 18972), (15810, 17592)]