1291158440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4259}}^1$

素因数の和:4347

約数の個数: 128

約数和(自身を含む): 3478204800

約数和(自身を除く): 2187046360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 53, 55, 65, 88, 104, 106, 110, 130, 143, 212, 220, 260, 265, 286, 424, 440, 520, 530, 572, 583, 689, 715, 1060, 1144, 1166, 1378, 1430, 2120, 2332, 2756, 2860, 2915, 3445, 4259, 4664, 5512, 5720, 5830, 6890, 7579, 8518, 11660, 13780, 15158, 17036, 21295, 23320, 27560, 30316, 34072, 37895, 42590, 46849, 55367, 60632, 75790, 85180, 93698, 110734, 151580, 170360, 187396, 221468, 225727, 234245, 276835, 303160, 374792, 442936, 451454, 468490, 553670, 609037, 902908, 936980, 1107340, 1128635, 1218074, 1805816, 1873960, 2214680, 2257270, 2436148, 2482997, 2934451, 3045185, 4514540, 4872296, 4965994, 5868902, 6090370, 9029080, 9931988, 11737804, 12180740, 12414985, 14672255, 19863976, 23475608, 24361480, 24829970, 29344510, 32278961, 49659940, 58689020, 64557922, 99319880, 117378040, 129115844, 161394805, 258231688, 322789610, 645579220, 1291158440]

約数ペア:

[(1, 1291158440), (2, 645579220), (4, 322789610), (5, 258231688), (8, 161394805), (10, 129115844), (11, 117378040), (13, 99319880), (20, 64557922), (22, 58689020), (26, 49659940), (40, 32278961), (44, 29344510), (52, 24829970), (53, 24361480), (55, 23475608), (65, 19863976), (88, 14672255), (104, 12414985), (106, 12180740), (110, 11737804), (130, 9931988), (143, 9029080), (212, 6090370), (220, 5868902), (260, 4965994), (265, 4872296), (286, 4514540), (424, 3045185), (440, 2934451), (520, 2482997), (530, 2436148), (572, 2257270), (583, 2214680), (689, 1873960), (715, 1805816), (1060, 1218074), (1144, 1128635), (1166, 1107340), (1378, 936980), (1430, 902908), (2120, 609037), (2332, 553670), (2756, 468490), (2860, 451454), (2915, 442936), (3445, 374792), (4259, 303160), (4664, 276835), (5512, 234245), (5720, 225727), (5830, 221468), (6890, 187396), (7579, 170360), (8518, 151580), (11660, 110734), (13780, 93698), (15158, 85180), (17036, 75790), (21295, 60632), (23320, 55367), (27560, 46849), (30316, 42590), (34072, 37895)]