861515340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{28099}}^1$

素因数の和:28191

約数の個数: 96

約数和(自身を含む): 2794713600

約数和(自身を除く): 1933198260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 73, 84, 105, 140, 146, 210, 219, 292, 365, 420, 438, 511, 730, 876, 1022, 1095, 1460, 1533, 2044, 2190, 2555, 3066, 4380, 5110, 6132, 7665, 10220, 15330, 28099, 30660, 56198, 84297, 112396, 140495, 168594, 196693, 280990, 337188, 393386, 421485, 561980, 590079, 786772, 842970, 983465, 1180158, 1685940, 1966930, 2051227, 2360316, 2950395, 3933860, 4102454, 5900790, 6153681, 8204908, 10256135, 11801580, 12307362, 14358589, 20512270, 24614724, 28717178, 30768405, 41024540, 43075767, 57434356, 61536810, 71792945, 86151534, 123073620, 143585890, 172303068, 215378835, 287171780, 430757670, 861515340]

約数ペア:

[(1, 861515340), (2, 430757670), (3, 287171780), (4, 215378835), (5, 172303068), (6, 143585890), (7, 123073620), (10, 86151534), (12, 71792945), (14, 61536810), (15, 57434356), (20, 43075767), (21, 41024540), (28, 30768405), (30, 28717178), (35, 24614724), (42, 20512270), (60, 14358589), (70, 12307362), (73, 11801580), (84, 10256135), (105, 8204908), (140, 6153681), (146, 5900790), (210, 4102454), (219, 3933860), (292, 2950395), (365, 2360316), (420, 2051227), (438, 1966930), (511, 1685940), (730, 1180158), (876, 983465), (1022, 842970), (1095, 786772), (1460, 590079), (1533, 561980), (2044, 421485), (2190, 393386), (2555, 337188), (3066, 280990), (4380, 196693), (5110, 168594), (6132, 140495), (7665, 112396), (10220, 84297), (15330, 56198), (28099, 30660)]