157173660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1579}}^1$

素因数の和:1680

約数の個数: 144

約数和(自身を含む): 552115200

約数和(自身を除く): 394941540

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, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 790, 948, 1106, 1185, 1260, 1422, 1579, 1580, 1659, 2212, 2370, 2765, 2844, 3158, 3318, 3555, 4737, 4740, 4977, 5530, 6316, 6636, 7110, 7895, 8295, 9474, 9954, 11053, 11060, 14211, 14220, 15790, 16590, 18948, 19908, 22106, 23685, 24885, 28422, 31580, 33159, 33180, 44212, 47370, 49770, 55265, 56844, 66318, 71055, 94740, 99477, 99540, 110530, 124741, 132636, 142110, 165795, 198954, 221060, 249482, 284220, 331590, 374223, 397908, 497385, 498964, 623705, 663180, 748446, 873187, 994770, 1122669, 1247410, 1496892, 1746374, 1871115, 1989540, 2245338, 2494820, 2619561, 3492748, 3742230, 4365935, 4490676, 5239122, 5613345, 7484460, 7858683, 8731870, 10478244, 11226690, 13097805, 15717366, 17463740, 22453380, 26195610, 31434732, 39293415, 52391220, 78586830, 157173660]

約数ペア:

[(1, 157173660), (2, 78586830), (3, 52391220), (4, 39293415), (5, 31434732), (6, 26195610), (7, 22453380), (9, 17463740), (10, 15717366), (12, 13097805), (14, 11226690), (15, 10478244), (18, 8731870), (20, 7858683), (21, 7484460), (28, 5613345), (30, 5239122), (35, 4490676), (36, 4365935), (42, 3742230), (45, 3492748), (60, 2619561), (63, 2494820), (70, 2245338), (79, 1989540), (84, 1871115), (90, 1746374), (105, 1496892), (126, 1247410), (140, 1122669), (158, 994770), (180, 873187), (210, 748446), (237, 663180), (252, 623705), (315, 498964), (316, 497385), (395, 397908), (420, 374223), (474, 331590), (553, 284220), (630, 249482), (711, 221060), (790, 198954), (948, 165795), (1106, 142110), (1185, 132636), (1260, 124741), (1422, 110530), (1579, 99540), (1580, 99477), (1659, 94740), (2212, 71055), (2370, 66318), (2765, 56844), (2844, 55265), (3158, 49770), (3318, 47370), (3555, 44212), (4737, 33180), (4740, 33159), (4977, 31580), (5530, 28422), (6316, 24885), (6636, 23685), (7110, 22106), (7895, 19908), (8295, 18948), (9474, 16590), (9954, 15790), (11053, 14220), (11060, 14211)]