311424320

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:320

約数の個数: 112

約数和(自身を含む): 764682240

約数和(自身を除く): 453257920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 97, 127, 158, 160, 194, 254, 316, 320, 388, 395, 485, 508, 632, 635, 776, 790, 970, 1016, 1264, 1270, 1552, 1580, 1940, 2032, 2528, 2540, 3104, 3160, 3880, 4064, 5056, 5080, 6208, 6320, 7663, 7760, 8128, 10033, 10160, 12319, 12640, 15326, 15520, 20066, 20320, 24638, 25280, 30652, 31040, 38315, 40132, 40640, 49276, 50165, 61304, 61595, 76630, 80264, 98552, 100330, 122608, 123190, 153260, 160528, 197104, 200660, 245216, 246380, 306520, 321056, 394208, 401320, 490432, 492760, 613040, 642112, 788416, 802640, 973201, 985520, 1226080, 1605280, 1946402, 1971040, 2452160, 3210560, 3892804, 3942080, 4866005, 7785608, 9732010, 15571216, 19464020, 31142432, 38928040, 62284864, 77856080, 155712160, 311424320]

約数ペア:

[(1, 311424320), (2, 155712160), (4, 77856080), (5, 62284864), (8, 38928040), (10, 31142432), (16, 19464020), (20, 15571216), (32, 9732010), (40, 7785608), (64, 4866005), (79, 3942080), (80, 3892804), (97, 3210560), (127, 2452160), (158, 1971040), (160, 1946402), (194, 1605280), (254, 1226080), (316, 985520), (320, 973201), (388, 802640), (395, 788416), (485, 642112), (508, 613040), (632, 492760), (635, 490432), (776, 401320), (790, 394208), (970, 321056), (1016, 306520), (1264, 246380), (1270, 245216), (1552, 200660), (1580, 197104), (1940, 160528), (2032, 153260), (2528, 123190), (2540, 122608), (3104, 100330), (3160, 98552), (3880, 80264), (4064, 76630), (5056, 61595), (5080, 61304), (6208, 50165), (6320, 49276), (7663, 40640), (7760, 40132), (8128, 38315), (10033, 31040), (10160, 30652), (12319, 25280), (12640, 24638), (15326, 20320), (15520, 20066)]