31439430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2887}}^1$

素因数の和:2922

約数の個数: 72

約数和(自身を含む): 89880336

約数和(自身を除く): 58440906

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 2887, 3630, 5445, 5774, 8661, 10890, 14435, 17322, 25983, 28870, 31757, 43305, 51966, 63514, 86610, 95271, 129915, 158785, 190542, 259830, 285813, 317570, 349327, 476355, 571626, 698654, 952710, 1047981, 1429065, 1746635, 2095962, 2858130, 3143943, 3493270, 5239905, 6287886, 10479810, 15719715, 31439430]

約数ペア:

[(1, 31439430), (2, 15719715), (3, 10479810), (5, 6287886), (6, 5239905), (9, 3493270), (10, 3143943), (11, 2858130), (15, 2095962), (18, 1746635), (22, 1429065), (30, 1047981), (33, 952710), (45, 698654), (55, 571626), (66, 476355), (90, 349327), (99, 317570), (110, 285813), (121, 259830), (165, 190542), (198, 158785), (242, 129915), (330, 95271), (363, 86610), (495, 63514), (605, 51966), (726, 43305), (990, 31757), (1089, 28870), (1210, 25983), (1815, 17322), (2178, 14435), (2887, 10890), (3630, 8661), (5445, 5774)]