486947440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1669}}^1$

素因数の和:2210

約数の個数: 80

約数和(自身を含む): 1297149120

約数和(自身を除く): 810201680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 521, 560, 1042, 1669, 2084, 2605, 3338, 3647, 4168, 5210, 6676, 7294, 8336, 8345, 10420, 11683, 13352, 14588, 16690, 18235, 20840, 23366, 26704, 29176, 33380, 36470, 41680, 46732, 58352, 58415, 66760, 72940, 93464, 116830, 133520, 145880, 186928, 233660, 291760, 467320, 869549, 934640, 1739098, 3478196, 4347745, 6086843, 6956392, 8695490, 12173686, 13912784, 17390980, 24347372, 30434215, 34781960, 48694744, 60868430, 69563920, 97389488, 121736860, 243473720, 486947440]

約数ペア:

[(1, 486947440), (2, 243473720), (4, 121736860), (5, 97389488), (7, 69563920), (8, 60868430), (10, 48694744), (14, 34781960), (16, 30434215), (20, 24347372), (28, 17390980), (35, 13912784), (40, 12173686), (56, 8695490), (70, 6956392), (80, 6086843), (112, 4347745), (140, 3478196), (280, 1739098), (521, 934640), (560, 869549), (1042, 467320), (1669, 291760), (2084, 233660), (2605, 186928), (3338, 145880), (3647, 133520), (4168, 116830), (5210, 93464), (6676, 72940), (7294, 66760), (8336, 58415), (8345, 58352), (10420, 46732), (11683, 41680), (13352, 36470), (14588, 33380), (16690, 29176), (18235, 26704), (20840, 23366)]