15015780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 240

約数和(自身を含む): 54641664

約数和(自身を除く): 39625884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 27, 30, 31, 36, 39, 45, 46, 52, 54, 60, 62, 65, 69, 78, 81, 90, 92, 93, 108, 115, 117, 124, 130, 135, 138, 155, 156, 162, 180, 186, 195, 207, 230, 234, 260, 270, 276, 279, 299, 310, 324, 345, 351, 372, 390, 403, 405, 414, 460, 465, 468, 540, 558, 585, 598, 620, 621, 690, 702, 713, 780, 806, 810, 828, 837, 897, 930, 1035, 1053, 1116, 1170, 1196, 1209, 1242, 1380, 1395, 1404, 1426, 1495, 1612, 1620, 1674, 1755, 1794, 1860, 1863, 2015, 2070, 2106, 2139, 2340, 2418, 2484, 2511, 2691, 2790, 2852, 2990, 3105, 3348, 3510, 3565, 3588, 3627, 3726, 4030, 4140, 4185, 4212, 4278, 4485, 4836, 5022, 5265, 5382, 5580, 5980, 6045, 6210, 6417, 7020, 7130, 7254, 7452, 8060, 8073, 8370, 8556, 8970, 9269, 9315, 10044, 10530, 10695, 10764, 10881, 12090, 12420, 12555, 12834, 13455, 14260, 14508, 16146, 16740, 17940, 18135, 18538, 18630, 19251, 21060, 21390, 21762, 24180, 24219, 25110, 25668, 26910, 27807, 32085, 32292, 32643, 36270, 37076, 37260, 38502, 40365, 42780, 43524, 46345, 48438, 50220, 53820, 54405, 55614, 57753, 64170, 65286, 72540, 77004, 80730, 83421, 92690, 96255, 96876, 108810, 111228, 115506, 121095, 128340, 130572, 139035, 161460, 163215, 166842, 185380, 192510, 217620, 231012, 242190, 250263, 278070, 288765, 326430, 333684, 385020, 417105, 484380, 500526, 556140, 577530, 652860, 750789, 834210, 1001052, 1155060, 1251315, 1501578, 1668420, 2502630, 3003156, 3753945, 5005260, 7507890, 15015780]

約数ペア:

[(1, 15015780), (2, 7507890), (3, 5005260), (4, 3753945), (5, 3003156), (6, 2502630), (9, 1668420), (10, 1501578), (12, 1251315), (13, 1155060), (15, 1001052), (18, 834210), (20, 750789), (23, 652860), (26, 577530), (27, 556140), (30, 500526), (31, 484380), (36, 417105), (39, 385020), (45, 333684), (46, 326430), (52, 288765), (54, 278070), (60, 250263), (62, 242190), (65, 231012), (69, 217620), (78, 192510), (81, 185380), (90, 166842), (92, 163215), (93, 161460), (108, 139035), (115, 130572), (117, 128340), (124, 121095), (130, 115506), (135, 111228), (138, 108810), (155, 96876), (156, 96255), (162, 92690), (180, 83421), (186, 80730), (195, 77004), (207, 72540), (230, 65286), (234, 64170), (260, 57753), (270, 55614), (276, 54405), (279, 53820), (299, 50220), (310, 48438), (324, 46345), (345, 43524), (351, 42780), (372, 40365), (390, 38502), (403, 37260), (405, 37076), (414, 36270), (460, 32643), (465, 32292), (468, 32085), (540, 27807), (558, 26910), (585, 25668), (598, 25110), (620, 24219), (621, 24180), (690, 21762), (702, 21390), (713, 21060), (780, 19251), (806, 18630), (810, 18538), (828, 18135), (837, 17940), (897, 16740), (930, 16146), (1035, 14508), (1053, 14260), (1116, 13455), (1170, 12834), (1196, 12555), (1209, 12420), (1242, 12090), (1380, 10881), (1395, 10764), (1404, 10695), (1426, 10530), (1495, 10044), (1612, 9315), (1620, 9269), (1674, 8970), (1755, 8556), (1794, 8370), (1860, 8073), (1863, 8060), (2015, 7452), (2070, 7254), (2106, 7130), (2139, 7020), (2340, 6417), (2418, 6210), (2484, 6045), (2511, 5980), (2691, 5580), (2790, 5382), (2852, 5265), (2990, 5022), (3105, 4836), (3348, 4485), (3510, 4278), (3565, 4212), (3588, 4185), (3627, 4140), (3726, 4030)]