78791580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{62533}}^1$

素因数の和:62555

約数の個数: 72

約数和(自身を含む): 273148512

約数和(自身を除く): 194356932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 62533, 125066, 187599, 250132, 312665, 375198, 437731, 562797, 625330, 750396, 875462, 937995, 1125594, 1250660, 1313193, 1750924, 1875990, 2188655, 2251188, 2626386, 2813985, 3751980, 3939579, 4377310, 5252772, 5627970, 6565965, 7879158, 8754620, 11255940, 13131930, 15758316, 19697895, 26263860, 39395790, 78791580]

約数ペア:

[(1, 78791580), (2, 39395790), (3, 26263860), (4, 19697895), (5, 15758316), (6, 13131930), (7, 11255940), (9, 8754620), (10, 7879158), (12, 6565965), (14, 5627970), (15, 5252772), (18, 4377310), (20, 3939579), (21, 3751980), (28, 2813985), (30, 2626386), (35, 2251188), (36, 2188655), (42, 1875990), (45, 1750924), (60, 1313193), (63, 1250660), (70, 1125594), (84, 937995), (90, 875462), (105, 750396), (126, 625330), (140, 562797), (180, 437731), (210, 375198), (252, 312665), (315, 250132), (420, 187599), (630, 125066), (1260, 62533)]