156744640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{919}}^1$

素因数の和:990

約数の個数: 112

約数和(自身を含む): 412211520

約数和(自身を除く): 255466880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 130, 160, 164, 205, 208, 260, 320, 328, 410, 416, 520, 533, 656, 820, 832, 919, 1040, 1066, 1312, 1640, 1838, 2080, 2132, 2624, 2665, 3280, 3676, 4160, 4264, 4595, 5330, 6560, 7352, 8528, 9190, 10660, 11947, 13120, 14704, 17056, 18380, 21320, 23894, 29408, 34112, 36760, 37679, 42640, 47788, 58816, 59735, 73520, 75358, 85280, 95576, 119470, 147040, 150716, 170560, 188395, 191152, 238940, 294080, 301432, 376790, 382304, 477880, 489827, 602864, 753580, 764608, 955760, 979654, 1205728, 1507160, 1911520, 1959308, 2411456, 2449135, 3014320, 3823040, 3918616, 4898270, 6028640, 7837232, 9796540, 12057280, 15674464, 19593080, 31348928, 39186160, 78372320, 156744640]

約数ペア:

[(1, 156744640), (2, 78372320), (4, 39186160), (5, 31348928), (8, 19593080), (10, 15674464), (13, 12057280), (16, 9796540), (20, 7837232), (26, 6028640), (32, 4898270), (40, 3918616), (41, 3823040), (52, 3014320), (64, 2449135), (65, 2411456), (80, 1959308), (82, 1911520), (104, 1507160), (130, 1205728), (160, 979654), (164, 955760), (205, 764608), (208, 753580), (260, 602864), (320, 489827), (328, 477880), (410, 382304), (416, 376790), (520, 301432), (533, 294080), (656, 238940), (820, 191152), (832, 188395), (919, 170560), (1040, 150716), (1066, 147040), (1312, 119470), (1640, 95576), (1838, 85280), (2080, 75358), (2132, 73520), (2624, 59735), (2665, 58816), (3280, 47788), (3676, 42640), (4160, 37679), (4264, 36760), (4595, 34112), (5330, 29408), (6560, 23894), (7352, 21320), (8528, 18380), (9190, 17056), (10660, 14704), (11947, 13120)]