7561960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 19699200

約数和(自身を除く): 12137240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 239, 280, 452, 478, 565, 791, 904, 956, 1130, 1195, 1582, 1673, 1912, 2260, 2390, 3164, 3346, 3955, 4520, 4780, 6328, 6692, 7910, 8365, 9560, 13384, 15820, 16730, 27007, 31640, 33460, 54014, 66920, 108028, 135035, 189049, 216056, 270070, 378098, 540140, 756196, 945245, 1080280, 1512392, 1890490, 3780980, 7561960]

約数ペア:

[(1, 7561960), (2, 3780980), (4, 1890490), (5, 1512392), (7, 1080280), (8, 945245), (10, 756196), (14, 540140), (20, 378098), (28, 270070), (35, 216056), (40, 189049), (56, 135035), (70, 108028), (113, 66920), (140, 54014), (226, 33460), (239, 31640), (280, 27007), (452, 16730), (478, 15820), (565, 13384), (791, 9560), (904, 8365), (956, 7910), (1130, 6692), (1195, 6328), (1582, 4780), (1673, 4520), (1912, 3955), (2260, 3346), (2390, 3164)]