222479760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3607}}^1$

素因数の和:3880

約数の個数: 80

約数和(自身を含む): 692562816

約数和(自身を除く): 470083056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3607, 3855, 4112, 5140, 6168, 7214, 7710, 10280, 10821, 12336, 14428, 15420, 18035, 20560, 21642, 28856, 30840, 36070, 43284, 54105, 57712, 61680, 72140, 86568, 108210, 144280, 173136, 216420, 288560, 432840, 865680, 926999, 1853998, 2780997, 3707996, 4634995, 5561994, 7415992, 9269990, 11123988, 13904985, 14831984, 18539980, 22247976, 27809970, 37079960, 44495952, 55619940, 74159920, 111239880, 222479760]

約数ペア:

[(1, 222479760), (2, 111239880), (3, 74159920), (4, 55619940), (5, 44495952), (6, 37079960), (8, 27809970), (10, 22247976), (12, 18539980), (15, 14831984), (16, 13904985), (20, 11123988), (24, 9269990), (30, 7415992), (40, 5561994), (48, 4634995), (60, 3707996), (80, 2780997), (120, 1853998), (240, 926999), (257, 865680), (514, 432840), (771, 288560), (1028, 216420), (1285, 173136), (1542, 144280), (2056, 108210), (2570, 86568), (3084, 72140), (3607, 61680), (3855, 57712), (4112, 54105), (5140, 43284), (6168, 36070), (7214, 30840), (7710, 28856), (10280, 21642), (10821, 20560), (12336, 18035), (14428, 15420)]