69426640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:820

約数の個数: 80

約数和(自身を含む): 173560320

約数和(自身を除く): 104133680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 340, 355, 568, 680, 710, 719, 1136, 1207, 1360, 1420, 1438, 2414, 2840, 2876, 3595, 4828, 5680, 5752, 6035, 7190, 9656, 11504, 12070, 12223, 14380, 19312, 24140, 24446, 28760, 48280, 48892, 51049, 57520, 61115, 96560, 97784, 102098, 122230, 195568, 204196, 244460, 255245, 408392, 488920, 510490, 816784, 867833, 977840, 1020980, 1735666, 2041960, 3471332, 4083920, 4339165, 6942664, 8678330, 13885328, 17356660, 34713320, 69426640]

約数ペア:

[(1, 69426640), (2, 34713320), (4, 17356660), (5, 13885328), (8, 8678330), (10, 6942664), (16, 4339165), (17, 4083920), (20, 3471332), (34, 2041960), (40, 1735666), (68, 1020980), (71, 977840), (80, 867833), (85, 816784), (136, 510490), (142, 488920), (170, 408392), (272, 255245), (284, 244460), (340, 204196), (355, 195568), (568, 122230), (680, 102098), (710, 97784), (719, 96560), (1136, 61115), (1207, 57520), (1360, 51049), (1420, 48892), (1438, 48280), (2414, 28760), (2840, 24446), (2876, 24140), (3595, 19312), (4828, 14380), (5680, 12223), (5752, 12070), (6035, 11504), (7190, 9656)]