129453520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7457}}^1$

素因数の和:7508

約数の個数: 80

約数和(自身を含む): 355120128

約数和(自身を除く): 225666608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 7457, 8680, 14914, 17360, 29828, 37285, 52199, 59656, 74570, 104398, 119312, 149140, 208796, 231167, 260995, 298280, 417592, 462334, 521990, 596560, 835184, 924668, 1043980, 1155835, 1618169, 1849336, 2087960, 2311670, 3236338, 3698672, 4175920, 4623340, 6472676, 8090845, 9246680, 12945352, 16181690, 18493360, 25890704, 32363380, 64726760, 129453520]

約数ペア:

[(1, 129453520), (2, 64726760), (4, 32363380), (5, 25890704), (7, 18493360), (8, 16181690), (10, 12945352), (14, 9246680), (16, 8090845), (20, 6472676), (28, 4623340), (31, 4175920), (35, 3698672), (40, 3236338), (56, 2311670), (62, 2087960), (70, 1849336), (80, 1618169), (112, 1155835), (124, 1043980), (140, 924668), (155, 835184), (217, 596560), (248, 521990), (280, 462334), (310, 417592), (434, 298280), (496, 260995), (560, 231167), (620, 208796), (868, 149140), (1085, 119312), (1240, 104398), (1736, 74570), (2170, 59656), (2480, 52199), (3472, 37285), (4340, 29828), (7457, 17360), (8680, 14914)]