83977320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:667

約数の個数: 128

約数和(自身を含む): 289785600

約数和(自身を除く): 205808280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 257, 280, 389, 420, 514, 771, 778, 840, 1028, 1167, 1285, 1542, 1556, 1799, 1945, 2056, 2334, 2570, 2723, 3084, 3112, 3598, 3855, 3890, 4668, 5140, 5397, 5446, 5835, 6168, 7196, 7710, 7780, 8169, 8995, 9336, 10280, 10794, 10892, 11670, 13615, 14392, 15420, 15560, 16338, 17990, 21588, 21784, 23340, 26985, 27230, 30840, 32676, 35980, 40845, 43176, 46680, 53970, 54460, 65352, 71960, 81690, 99973, 107940, 108920, 163380, 199946, 215880, 299919, 326760, 399892, 499865, 599838, 699811, 799784, 999730, 1199676, 1399622, 1499595, 1999460, 2099433, 2399352, 2799244, 2999190, 3499055, 3998920, 4198866, 5598488, 5998380, 6998110, 8397732, 10497165, 11996760, 13996220, 16795464, 20994330, 27992440, 41988660, 83977320]

約数ペア:

[(1, 83977320), (2, 41988660), (3, 27992440), (4, 20994330), (5, 16795464), (6, 13996220), (7, 11996760), (8, 10497165), (10, 8397732), (12, 6998110), (14, 5998380), (15, 5598488), (20, 4198866), (21, 3998920), (24, 3499055), (28, 2999190), (30, 2799244), (35, 2399352), (40, 2099433), (42, 1999460), (56, 1499595), (60, 1399622), (70, 1199676), (84, 999730), (105, 799784), (120, 699811), (140, 599838), (168, 499865), (210, 399892), (257, 326760), (280, 299919), (389, 215880), (420, 199946), (514, 163380), (771, 108920), (778, 107940), (840, 99973), (1028, 81690), (1167, 71960), (1285, 65352), (1542, 54460), (1556, 53970), (1799, 46680), (1945, 43176), (2056, 40845), (2334, 35980), (2570, 32676), (2723, 30840), (3084, 27230), (3112, 26985), (3598, 23340), (3855, 21784), (3890, 21588), (4668, 17990), (5140, 16338), (5397, 15560), (5446, 15420), (5835, 14392), (6168, 13615), (7196, 11670), (7710, 10892), (7780, 10794), (8169, 10280), (8995, 9336)]