15663727880

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{569}}^1\times {\mathrm{5419}}^1$

素因数の和:6126

約数の個数: 64

約数和(自身を含む): 35589888000

約数和(自身を除く): 19926160120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 569, 635, 1016, 1138, 1270, 2276, 2540, 2845, 4552, 5080, 5419, 5690, 10838, 11380, 21676, 22760, 27095, 43352, 54190, 72263, 108380, 144526, 216760, 289052, 361315, 578104, 688213, 722630, 1376426, 1445260, 2752852, 2890520, 3083411, 3441065, 5505704, 6166822, 6882130, 12333644, 13764260, 15417055, 24667288, 27528520, 30834110, 61668220, 123336440, 391593197, 783186394, 1566372788, 1957965985, 3132745576, 3915931970, 7831863940, 15663727880]

約数ペア:

[(1, 15663727880), (2, 7831863940), (4, 3915931970), (5, 3132745576), (8, 1957965985), (10, 1566372788), (20, 783186394), (40, 391593197), (127, 123336440), (254, 61668220), (508, 30834110), (569, 27528520), (635, 24667288), (1016, 15417055), (1138, 13764260), (1270, 12333644), (2276, 6882130), (2540, 6166822), (2845, 5505704), (4552, 3441065), (5080, 3083411), (5419, 2890520), (5690, 2752852), (10838, 1445260), (11380, 1376426), (21676, 722630), (22760, 688213), (27095, 578104), (43352, 361315), (54190, 289052), (72263, 216760), (108380, 144526)]