1556628720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137999}}^1$

素因数の和:138062

約数の個数: 80

約数和(自身を含む): 4928256000

約数和(自身を除く): 3371627280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 11280, 137999, 275998, 413997, 551996, 689995, 827994, 1103992, 1379990, 1655988, 2069985, 2207984, 2759980, 3311976, 4139970, 5519960, 6485953, 6623952, 8279940, 11039920, 12971906, 16559880, 19457859, 25943812, 32429765, 33119760, 38915718, 51887624, 64859530, 77831436, 97289295, 103775248, 129719060, 155662872, 194578590, 259438120, 311325744, 389157180, 518876240, 778314360, 1556628720]

約数ペア:

[(1, 1556628720), (2, 778314360), (3, 518876240), (4, 389157180), (5, 311325744), (6, 259438120), (8, 194578590), (10, 155662872), (12, 129719060), (15, 103775248), (16, 97289295), (20, 77831436), (24, 64859530), (30, 51887624), (40, 38915718), (47, 33119760), (48, 32429765), (60, 25943812), (80, 19457859), (94, 16559880), (120, 12971906), (141, 11039920), (188, 8279940), (235, 6623952), (240, 6485953), (282, 5519960), (376, 4139970), (470, 3311976), (564, 2759980), (705, 2207984), (752, 2069985), (940, 1655988), (1128, 1379990), (1410, 1103992), (1880, 827994), (2256, 689995), (2820, 551996), (3760, 413997), (5640, 275998), (11280, 137999)]