2554154160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{81239}}^1$

素因数の和:81386

約数の個数: 80

約数和(自身を含む): 7978417920

約数和(自身を除く): 5424263760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3930, 5240, 6288, 7860, 10480, 15720, 31440, 81239, 162478, 243717, 324956, 406195, 487434, 649912, 812390, 974868, 1218585, 1299824, 1624780, 1949736, 2437170, 3249560, 3899472, 4874340, 6499120, 9748680, 10642309, 19497360, 21284618, 31926927, 42569236, 53211545, 63853854, 85138472, 106423090, 127707708, 159634635, 170276944, 212846180, 255415416, 319269270, 425692360, 510830832, 638538540, 851384720, 1277077080, 2554154160]

約数ペア:

[(1, 2554154160), (2, 1277077080), (3, 851384720), (4, 638538540), (5, 510830832), (6, 425692360), (8, 319269270), (10, 255415416), (12, 212846180), (15, 170276944), (16, 159634635), (20, 127707708), (24, 106423090), (30, 85138472), (40, 63853854), (48, 53211545), (60, 42569236), (80, 31926927), (120, 21284618), (131, 19497360), (240, 10642309), (262, 9748680), (393, 6499120), (524, 4874340), (655, 3899472), (786, 3249560), (1048, 2437170), (1310, 1949736), (1572, 1624780), (1965, 1299824), (2096, 1218585), (2620, 974868), (3144, 812390), (3930, 649912), (5240, 487434), (6288, 406195), (7860, 324956), (10480, 243717), (15720, 162478), (31440, 81239)]