1289555220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{1297}}^1$

素因数の和:1609

約数の個数: 96

約数和(自身を含む): 3679175808

約数和(自身を除く): 2389620588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 227, 292, 365, 438, 454, 681, 730, 876, 908, 1095, 1135, 1297, 1362, 1460, 2190, 2270, 2594, 2724, 3405, 3891, 4380, 4540, 5188, 6485, 6810, 7782, 12970, 13620, 15564, 16571, 19455, 25940, 33142, 38910, 49713, 66284, 77820, 82855, 94681, 99426, 165710, 189362, 198852, 248565, 284043, 294419, 331420, 378724, 473405, 497130, 568086, 588838, 883257, 946810, 994260, 1136172, 1177676, 1420215, 1472095, 1766514, 1893620, 2840430, 2944190, 3533028, 4416285, 5680860, 5888380, 8832570, 17665140, 21492587, 42985174, 64477761, 85970348, 107462935, 128955522, 214925870, 257911044, 322388805, 429851740, 644777610, 1289555220]

約数ペア:

[(1, 1289555220), (2, 644777610), (3, 429851740), (4, 322388805), (5, 257911044), (6, 214925870), (10, 128955522), (12, 107462935), (15, 85970348), (20, 64477761), (30, 42985174), (60, 21492587), (73, 17665140), (146, 8832570), (219, 5888380), (227, 5680860), (292, 4416285), (365, 3533028), (438, 2944190), (454, 2840430), (681, 1893620), (730, 1766514), (876, 1472095), (908, 1420215), (1095, 1177676), (1135, 1136172), (1297, 994260), (1362, 946810), (1460, 883257), (2190, 588838), (2270, 568086), (2594, 497130), (2724, 473405), (3405, 378724), (3891, 331420), (4380, 294419), (4540, 284043), (5188, 248565), (6485, 198852), (6810, 189362), (7782, 165710), (12970, 99426), (13620, 94681), (15564, 82855), (16571, 77820), (19455, 66284), (25940, 49713), (33142, 38910)]