221717040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2791}}^1$

素因数の和:3138

約数の個数: 80

約数和(自身を含む): 689646336

約数和(自身を除く): 467929296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 662, 993, 1324, 1655, 1986, 2648, 2791, 3310, 3972, 4965, 5296, 5582, 6620, 7944, 8373, 9930, 11164, 13240, 13955, 15888, 16746, 19860, 22328, 26480, 27910, 33492, 39720, 41865, 44656, 55820, 66984, 79440, 83730, 111640, 133968, 167460, 223280, 334920, 669840, 923821, 1847642, 2771463, 3695284, 4619105, 5542926, 7390568, 9238210, 11085852, 13857315, 14781136, 18476420, 22171704, 27714630, 36952840, 44343408, 55429260, 73905680, 110858520, 221717040]

約数ペア:

[(1, 221717040), (2, 110858520), (3, 73905680), (4, 55429260), (5, 44343408), (6, 36952840), (8, 27714630), (10, 22171704), (12, 18476420), (15, 14781136), (16, 13857315), (20, 11085852), (24, 9238210), (30, 7390568), (40, 5542926), (48, 4619105), (60, 3695284), (80, 2771463), (120, 1847642), (240, 923821), (331, 669840), (662, 334920), (993, 223280), (1324, 167460), (1655, 133968), (1986, 111640), (2648, 83730), (2791, 79440), (3310, 66984), (3972, 55820), (4965, 44656), (5296, 41865), (5582, 39720), (6620, 33492), (7944, 27910), (8373, 26480), (9930, 22328), (11164, 19860), (13240, 16746), (13955, 15888)]