397745550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:359

約数の個数: 144

約数和(自身を含む): 1107250560

約数和(自身を除く): 709505010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 59, 71, 75, 90, 118, 142, 150, 177, 211, 213, 225, 295, 354, 355, 422, 426, 450, 531, 590, 633, 639, 710, 885, 1055, 1062, 1065, 1266, 1278, 1475, 1770, 1775, 1899, 2110, 2130, 2655, 2950, 3165, 3195, 3550, 3798, 4189, 4425, 5275, 5310, 5325, 6330, 6390, 8378, 8850, 9495, 10550, 10650, 12449, 12567, 13275, 14981, 15825, 15975, 18990, 20945, 24898, 25134, 26550, 29962, 31650, 31950, 37347, 37701, 41890, 44943, 47475, 62245, 62835, 74694, 74905, 75402, 89886, 94950, 104725, 112041, 124490, 125670, 134829, 149810, 186735, 188505, 209450, 224082, 224715, 269658, 311225, 314175, 373470, 374525, 377010, 449430, 560205, 622450, 628350, 674145, 749050, 883879, 933675, 942525, 1120410, 1123575, 1348290, 1767758, 1867350, 1885050, 2247150, 2651637, 2801025, 3370725, 4419395, 5303274, 5602050, 6741450, 7954911, 8838790, 13258185, 15909822, 22096975, 26516370, 39774555, 44193950, 66290925, 79549110, 132581850, 198872775, 397745550]

約数ペア:

[(1, 397745550), (2, 198872775), (3, 132581850), (5, 79549110), (6, 66290925), (9, 44193950), (10, 39774555), (15, 26516370), (18, 22096975), (25, 15909822), (30, 13258185), (45, 8838790), (50, 7954911), (59, 6741450), (71, 5602050), (75, 5303274), (90, 4419395), (118, 3370725), (142, 2801025), (150, 2651637), (177, 2247150), (211, 1885050), (213, 1867350), (225, 1767758), (295, 1348290), (354, 1123575), (355, 1120410), (422, 942525), (426, 933675), (450, 883879), (531, 749050), (590, 674145), (633, 628350), (639, 622450), (710, 560205), (885, 449430), (1055, 377010), (1062, 374525), (1065, 373470), (1266, 314175), (1278, 311225), (1475, 269658), (1770, 224715), (1775, 224082), (1899, 209450), (2110, 188505), (2130, 186735), (2655, 149810), (2950, 134829), (3165, 125670), (3195, 124490), (3550, 112041), (3798, 104725), (4189, 94950), (4425, 89886), (5275, 75402), (5310, 74905), (5325, 74694), (6330, 62835), (6390, 62245), (8378, 47475), (8850, 44943), (9495, 41890), (10550, 37701), (10650, 37347), (12449, 31950), (12567, 31650), (13275, 29962), (14981, 26550), (15825, 25134), (15975, 24898), (18990, 20945)]