291236970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 709470720

約数和(自身を除く): 418233750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 211, 278, 331, 417, 422, 633, 662, 695, 834, 993, 1055, 1266, 1390, 1655, 1986, 2085, 2110, 3165, 3310, 4170, 4965, 6330, 9930, 29329, 46009, 58658, 69841, 87987, 92018, 138027, 139682, 146645, 175974, 209523, 230045, 276054, 293290, 349205, 419046, 439935, 460090, 690135, 698410, 879870, 1047615, 1380270, 2095230, 9707899, 19415798, 29123697, 48539495, 58247394, 97078990, 145618485, 291236970]

約数ペア:

[(1, 291236970), (2, 145618485), (3, 97078990), (5, 58247394), (6, 48539495), (10, 29123697), (15, 19415798), (30, 9707899), (139, 2095230), (211, 1380270), (278, 1047615), (331, 879870), (417, 698410), (422, 690135), (633, 460090), (662, 439935), (695, 419046), (834, 349205), (993, 293290), (1055, 276054), (1266, 230045), (1390, 209523), (1655, 175974), (1986, 146645), (2085, 139682), (2110, 138027), (3165, 92018), (3310, 87987), (4170, 69841), (4965, 58658), (6330, 46009), (9930, 29329)]