1378151820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{850711}}^1$

素因数の和:850732

約数の個数: 60

約数和(自身を含む): 4323318384

約数和(自身を除く): 2945166564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 850711, 1701422, 2552133, 3402844, 4253555, 5104266, 7656399, 8507110, 10208532, 12760665, 15312798, 17014220, 22969197, 25521330, 30625596, 38281995, 45938394, 51042660, 68907591, 76563990, 91876788, 114845985, 137815182, 153127980, 229691970, 275630364, 344537955, 459383940, 689075910, 1378151820]

約数ペア:

[(1, 1378151820), (2, 689075910), (3, 459383940), (4, 344537955), (5, 275630364), (6, 229691970), (9, 153127980), (10, 137815182), (12, 114845985), (15, 91876788), (18, 76563990), (20, 68907591), (27, 51042660), (30, 45938394), (36, 38281995), (45, 30625596), (54, 25521330), (60, 22969197), (81, 17014220), (90, 15312798), (108, 12760665), (135, 10208532), (162, 8507110), (180, 7656399), (270, 5104266), (324, 4253555), (405, 3402844), (540, 2552133), (810, 1701422), (1620, 850711)]