12691469440

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49207}}^1$

素因数の和:49270

約数の個数: 128

約数和(自身を含む): 33729131520

約数和(自身を除く): 21037662080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1612, 1664, 1984, 2015, 2080, 2480, 3224, 3968, 4030, 4160, 4960, 6448, 8060, 8320, 9920, 12896, 16120, 19840, 25792, 32240, 49207, 51584, 64480, 98414, 128960, 196828, 246035, 257920, 393656, 492070, 639691, 787312, 984140, 1279382, 1525417, 1574624, 1968280, 2558764, 3050834, 3149248, 3198455, 3936560, 5117528, 6101668, 6298496, 6396910, 7627085, 7873120, 10235056, 12203336, 12793820, 15254170, 15746240, 19830421, 20470112, 24406672, 25587640, 30508340, 31492480, 39660842, 40940224, 48813344, 51175280, 61016680, 79321684, 81880448, 97626688, 99152105, 102350560, 122033360, 158643368, 195253376, 198304210, 204701120, 244066720, 317286736, 396608420, 409402240, 488133440, 634573472, 793216840, 976266880, 1269146944, 1586433680, 2538293888, 3172867360, 6345734720, 12691469440]

約数ペア:

[(1, 12691469440), (2, 6345734720), (4, 3172867360), (5, 2538293888), (8, 1586433680), (10, 1269146944), (13, 976266880), (16, 793216840), (20, 634573472), (26, 488133440), (31, 409402240), (32, 396608420), (40, 317286736), (52, 244066720), (62, 204701120), (64, 198304210), (65, 195253376), (80, 158643368), (104, 122033360), (124, 102350560), (128, 99152105), (130, 97626688), (155, 81880448), (160, 79321684), (208, 61016680), (248, 51175280), (260, 48813344), (310, 40940224), (320, 39660842), (403, 31492480), (416, 30508340), (496, 25587640), (520, 24406672), (620, 20470112), (640, 19830421), (806, 15746240), (832, 15254170), (992, 12793820), (1040, 12203336), (1240, 10235056), (1612, 7873120), (1664, 7627085), (1984, 6396910), (2015, 6298496), (2080, 6101668), (2480, 5117528), (3224, 3936560), (3968, 3198455), (4030, 3149248), (4160, 3050834), (4960, 2558764), (6448, 1968280), (8060, 1574624), (8320, 1525417), (9920, 1279382), (12896, 984140), (16120, 787312), (19840, 639691), (25792, 492070), (32240, 393656), (49207, 257920), (51584, 246035), (64480, 196828), (98414, 128960)]