16077880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:669

約数の個数: 96

約数和(自身を含む): 45390240

約数和(自身を除く): 29312360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 631, 637, 728, 910, 980, 1262, 1274, 1820, 1960, 2524, 2548, 3155, 3185, 3640, 4417, 5048, 5096, 6310, 6370, 8203, 8834, 12620, 12740, 16406, 17668, 22085, 25240, 25480, 30919, 32812, 35336, 41015, 44170, 57421, 61838, 65624, 82030, 88340, 114842, 123676, 154595, 164060, 176680, 229684, 247352, 287105, 309190, 328120, 401947, 459368, 574210, 618380, 803894, 1148420, 1236760, 1607788, 2009735, 2296840, 3215576, 4019470, 8038940, 16077880]

約数ペア:

[(1, 16077880), (2, 8038940), (4, 4019470), (5, 3215576), (7, 2296840), (8, 2009735), (10, 1607788), (13, 1236760), (14, 1148420), (20, 803894), (26, 618380), (28, 574210), (35, 459368), (40, 401947), (49, 328120), (52, 309190), (56, 287105), (65, 247352), (70, 229684), (91, 176680), (98, 164060), (104, 154595), (130, 123676), (140, 114842), (182, 88340), (196, 82030), (245, 65624), (260, 61838), (280, 57421), (364, 44170), (392, 41015), (455, 35336), (490, 32812), (520, 30919), (631, 25480), (637, 25240), (728, 22085), (910, 17668), (980, 16406), (1262, 12740), (1274, 12620), (1820, 8834), (1960, 8203), (2524, 6370), (2548, 6310), (3155, 5096), (3185, 5048), (3640, 4417)]