130809280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2539}}^1$

素因数の和:2586

約数の個数: 112

約数和(自身を含む): 371612160

約数和(自身を除く): 240802880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 644, 736, 805, 920, 1120, 1288, 1472, 1610, 1840, 2240, 2539, 2576, 3220, 3680, 5078, 5152, 6440, 7360, 10156, 10304, 12695, 12880, 17773, 20312, 25390, 25760, 35546, 40624, 50780, 51520, 58397, 71092, 81248, 88865, 101560, 116794, 142184, 162496, 177730, 203120, 233588, 284368, 291985, 355460, 406240, 408779, 467176, 568736, 583970, 710920, 812480, 817558, 934352, 1137472, 1167940, 1421840, 1635116, 1868704, 2043895, 2335880, 2843680, 3270232, 3737408, 4087790, 4671760, 5687360, 6540464, 8175580, 9343520, 13080928, 16351160, 18687040, 26161856, 32702320, 65404640, 130809280]

約数ペア:

[(1, 130809280), (2, 65404640), (4, 32702320), (5, 26161856), (7, 18687040), (8, 16351160), (10, 13080928), (14, 9343520), (16, 8175580), (20, 6540464), (23, 5687360), (28, 4671760), (32, 4087790), (35, 3737408), (40, 3270232), (46, 2843680), (56, 2335880), (64, 2043895), (70, 1868704), (80, 1635116), (92, 1421840), (112, 1167940), (115, 1137472), (140, 934352), (160, 817558), (161, 812480), (184, 710920), (224, 583970), (230, 568736), (280, 467176), (320, 408779), (322, 406240), (368, 355460), (448, 291985), (460, 284368), (560, 233588), (644, 203120), (736, 177730), (805, 162496), (920, 142184), (1120, 116794), (1288, 101560), (1472, 88865), (1610, 81248), (1840, 71092), (2240, 58397), (2539, 51520), (2576, 50780), (3220, 40624), (3680, 35546), (5078, 25760), (5152, 25390), (6440, 20312), (7360, 17773), (10156, 12880), (10304, 12695)]