304089940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:686

約数の個数: 144

約数和(自身を含む): 831196800

約数和(自身を除く): 527106860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 121, 140, 145, 154, 203, 220, 242, 290, 308, 319, 385, 406, 484, 580, 605, 619, 638, 770, 812, 847, 1015, 1210, 1238, 1276, 1540, 1595, 1694, 2030, 2233, 2420, 2476, 3095, 3190, 3388, 3509, 4060, 4235, 4333, 4466, 6190, 6380, 6809, 7018, 8470, 8666, 8932, 11165, 12380, 13618, 14036, 16940, 17332, 17545, 17951, 21665, 22330, 24563, 27236, 34045, 35090, 35902, 43330, 44660, 47663, 49126, 68090, 70180, 71804, 74899, 86660, 89755, 95326, 98252, 122815, 125657, 136180, 149798, 179510, 190652, 197461, 238315, 245630, 251314, 299596, 359020, 374495, 394922, 476630, 491260, 502628, 524293, 628285, 748990, 789844, 953260, 987305, 1048586, 1256570, 1382227, 1497980, 1974610, 2097172, 2172071, 2513140, 2621465, 2764454, 3949220, 4344142, 5242930, 5528908, 6911135, 8688284, 10485860, 10860355, 13822270, 15204497, 21720710, 27644540, 30408994, 43441420, 60817988, 76022485, 152044970, 304089940]

約数ペア:

[(1, 304089940), (2, 152044970), (4, 76022485), (5, 60817988), (7, 43441420), (10, 30408994), (11, 27644540), (14, 21720710), (20, 15204497), (22, 13822270), (28, 10860355), (29, 10485860), (35, 8688284), (44, 6911135), (55, 5528908), (58, 5242930), (70, 4344142), (77, 3949220), (110, 2764454), (116, 2621465), (121, 2513140), (140, 2172071), (145, 2097172), (154, 1974610), (203, 1497980), (220, 1382227), (242, 1256570), (290, 1048586), (308, 987305), (319, 953260), (385, 789844), (406, 748990), (484, 628285), (580, 524293), (605, 502628), (619, 491260), (638, 476630), (770, 394922), (812, 374495), (847, 359020), (1015, 299596), (1210, 251314), (1238, 245630), (1276, 238315), (1540, 197461), (1595, 190652), (1694, 179510), (2030, 149798), (2233, 136180), (2420, 125657), (2476, 122815), (3095, 98252), (3190, 95326), (3388, 89755), (3509, 86660), (4060, 74899), (4235, 71804), (4333, 70180), (4466, 68090), (6190, 49126), (6380, 47663), (6809, 44660), (7018, 43330), (8470, 35902), (8666, 35090), (8932, 34045), (11165, 27236), (12380, 24563), (13618, 22330), (14036, 21665), (16940, 17951), (17332, 17545)]