1261892790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{245983}}^1$

素因数の和:246018

約数の個数: 64

約数和(自身を含む): 3542169600

約数和(自身を除く): 2280276810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 5130, 245983, 491966, 737949, 1229915, 1475898, 2213847, 2459830, 3689745, 4427694, 4673677, 6641541, 7379490, 9347354, 11069235, 13283082, 14021031, 22138470, 23368385, 28042062, 33207705, 42063093, 46736770, 66415410, 70105155, 84126186, 126189279, 140210310, 210315465, 252378558, 420630930, 630946395, 1261892790]

約数ペア:

[(1, 1261892790), (2, 630946395), (3, 420630930), (5, 252378558), (6, 210315465), (9, 140210310), (10, 126189279), (15, 84126186), (18, 70105155), (19, 66415410), (27, 46736770), (30, 42063093), (38, 33207705), (45, 28042062), (54, 23368385), (57, 22138470), (90, 14021031), (95, 13283082), (114, 11069235), (135, 9347354), (171, 7379490), (190, 6641541), (270, 4673677), (285, 4427694), (342, 3689745), (513, 2459830), (570, 2213847), (855, 1475898), (1026, 1229915), (1710, 737949), (2565, 491966), (5130, 245983)]