159428620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{547}}^1$

素因数の和:647

約数の個数: 96

約数和(自身を含む): 386668800

約数和(自身を除く): 227240180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 59, 65, 76, 95, 118, 130, 190, 236, 247, 260, 295, 380, 494, 547, 590, 767, 988, 1094, 1121, 1180, 1235, 1534, 2188, 2242, 2470, 2735, 3068, 3835, 4484, 4940, 5470, 5605, 7111, 7670, 10393, 10940, 11210, 14222, 14573, 15340, 20786, 22420, 28444, 29146, 32273, 35555, 41572, 51965, 58292, 64546, 71110, 72865, 103930, 129092, 135109, 142220, 145730, 161365, 207860, 270218, 291460, 322730, 419549, 540436, 613187, 645460, 675545, 839098, 1226374, 1351090, 1678196, 2097745, 2452748, 2702180, 3065935, 4195490, 6131870, 7971431, 8390980, 12263740, 15942862, 31885724, 39857155, 79714310, 159428620]

約数ペア:

[(1, 159428620), (2, 79714310), (4, 39857155), (5, 31885724), (10, 15942862), (13, 12263740), (19, 8390980), (20, 7971431), (26, 6131870), (38, 4195490), (52, 3065935), (59, 2702180), (65, 2452748), (76, 2097745), (95, 1678196), (118, 1351090), (130, 1226374), (190, 839098), (236, 675545), (247, 645460), (260, 613187), (295, 540436), (380, 419549), (494, 322730), (547, 291460), (590, 270218), (767, 207860), (988, 161365), (1094, 145730), (1121, 142220), (1180, 135109), (1235, 129092), (1534, 103930), (2188, 72865), (2242, 71110), (2470, 64546), (2735, 58292), (3068, 51965), (3835, 41572), (4484, 35555), (4940, 32273), (5470, 29146), (5605, 28444), (7111, 22420), (7670, 20786), (10393, 15340), (10940, 14573), (11210, 14222)]