28947360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4639}}^1$

素因数の和:4670

約数の個数: 96

約数和(自身を含む): 98219520

約数和(自身を除く): 69272160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 4639, 6240, 9278, 13917, 18556, 23195, 27834, 37112, 46390, 55668, 60307, 69585, 74224, 92780, 111336, 120614, 139170, 148448, 180921, 185560, 222672, 241228, 278340, 301535, 361842, 371120, 445344, 482456, 556680, 603070, 723684, 742240, 904605, 964912, 1113360, 1206140, 1447368, 1809210, 1929824, 2226720, 2412280, 2894736, 3618420, 4824560, 5789472, 7236840, 9649120, 14473680, 28947360]

約数ペア:

[(1, 28947360), (2, 14473680), (3, 9649120), (4, 7236840), (5, 5789472), (6, 4824560), (8, 3618420), (10, 2894736), (12, 2412280), (13, 2226720), (15, 1929824), (16, 1809210), (20, 1447368), (24, 1206140), (26, 1113360), (30, 964912), (32, 904605), (39, 742240), (40, 723684), (48, 603070), (52, 556680), (60, 482456), (65, 445344), (78, 371120), (80, 361842), (96, 301535), (104, 278340), (120, 241228), (130, 222672), (156, 185560), (160, 180921), (195, 148448), (208, 139170), (240, 120614), (260, 111336), (312, 92780), (390, 74224), (416, 69585), (480, 60307), (520, 55668), (624, 46390), (780, 37112), (1040, 27834), (1248, 23195), (1560, 18556), (2080, 13917), (3120, 9278), (4639, 6240)]