155712160

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 379330560

約数和(自身を除く): 223618400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 97, 127, 158, 160, 194, 254, 316, 388, 395, 485, 508, 632, 635, 776, 790, 970, 1016, 1264, 1270, 1552, 1580, 1940, 2032, 2528, 2540, 3104, 3160, 3880, 4064, 5080, 6320, 7663, 7760, 10033, 10160, 12319, 12640, 15326, 15520, 20066, 20320, 24638, 30652, 38315, 40132, 49276, 50165, 61304, 61595, 76630, 80264, 98552, 100330, 122608, 123190, 153260, 160528, 197104, 200660, 245216, 246380, 306520, 321056, 394208, 401320, 492760, 613040, 802640, 973201, 985520, 1226080, 1605280, 1946402, 1971040, 3892804, 4866005, 7785608, 9732010, 15571216, 19464020, 31142432, 38928040, 77856080, 155712160]

約数ペア:

[(1, 155712160), (2, 77856080), (4, 38928040), (5, 31142432), (8, 19464020), (10, 15571216), (16, 9732010), (20, 7785608), (32, 4866005), (40, 3892804), (79, 1971040), (80, 1946402), (97, 1605280), (127, 1226080), (158, 985520), (160, 973201), (194, 802640), (254, 613040), (316, 492760), (388, 401320), (395, 394208), (485, 321056), (508, 306520), (632, 246380), (635, 245216), (776, 200660), (790, 197104), (970, 160528), (1016, 153260), (1264, 123190), (1270, 122608), (1552, 100330), (1580, 98552), (1940, 80264), (2032, 76630), (2528, 61595), (2540, 61304), (3104, 50165), (3160, 49276), (3880, 40132), (4064, 38315), (5080, 30652), (6320, 24638), (7663, 20320), (7760, 20066), (10033, 15520), (10160, 15326), (12319, 12640)]