110139280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:632

約数の個数: 80

約数和(自身を含む): 267840000

約数和(自身を除く): 157700720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 496, 499, 620, 712, 890, 998, 1240, 1424, 1780, 1996, 2480, 2495, 2759, 3560, 3992, 4990, 5518, 7120, 7984, 9980, 11036, 13795, 15469, 19960, 22072, 27590, 30938, 39920, 44144, 44411, 55180, 61876, 77345, 88822, 110360, 123752, 154690, 177644, 220720, 222055, 247504, 309380, 355288, 444110, 618760, 710576, 888220, 1237520, 1376741, 1776440, 2753482, 3552880, 5506964, 6883705, 11013928, 13767410, 22027856, 27534820, 55069640, 110139280]

約数ペア:

[(1, 110139280), (2, 55069640), (4, 27534820), (5, 22027856), (8, 13767410), (10, 11013928), (16, 6883705), (20, 5506964), (31, 3552880), (40, 2753482), (62, 1776440), (80, 1376741), (89, 1237520), (124, 888220), (155, 710576), (178, 618760), (248, 444110), (310, 355288), (356, 309380), (445, 247504), (496, 222055), (499, 220720), (620, 177644), (712, 154690), (890, 123752), (998, 110360), (1240, 88822), (1424, 77345), (1780, 61876), (1996, 55180), (2480, 44411), (2495, 44144), (2759, 39920), (3560, 30938), (3992, 27590), (4990, 22072), (5518, 19960), (7120, 15469), (7984, 13795), (9980, 11036)]