2145404760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{55351}}^1$

素因数の和:55401

約数の個数: 128

約数和(自身を含む): 7173619200

約数和(自身を除く): 5028214440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4845, 6460, 7752, 9690, 12920, 19380, 38760, 55351, 110702, 166053, 221404, 276755, 332106, 442808, 553510, 664212, 830265, 940967, 1051669, 1107020, 1328424, 1660530, 1881934, 2103338, 2214040, 2822901, 3155007, 3321060, 3763868, 4206676, 4704835, 5258345, 5645802, 6310014, 6642120, 7527736, 8413352, 9409670, 10516690, 11291604, 12620028, 14114505, 15775035, 17878373, 18819340, 21033380, 22583208, 25240056, 28229010, 31550070, 35756746, 37638680, 42066760, 53635119, 56458020, 63100140, 71513492, 89391865, 107270238, 112916040, 126200280, 143026984, 178783730, 214540476, 268175595, 357567460, 429080952, 536351190, 715134920, 1072702380, 2145404760]

約数ペア:

[(1, 2145404760), (2, 1072702380), (3, 715134920), (4, 536351190), (5, 429080952), (6, 357567460), (8, 268175595), (10, 214540476), (12, 178783730), (15, 143026984), (17, 126200280), (19, 112916040), (20, 107270238), (24, 89391865), (30, 71513492), (34, 63100140), (38, 56458020), (40, 53635119), (51, 42066760), (57, 37638680), (60, 35756746), (68, 31550070), (76, 28229010), (85, 25240056), (95, 22583208), (102, 21033380), (114, 18819340), (120, 17878373), (136, 15775035), (152, 14114505), (170, 12620028), (190, 11291604), (204, 10516690), (228, 9409670), (255, 8413352), (285, 7527736), (323, 6642120), (340, 6310014), (380, 5645802), (408, 5258345), (456, 4704835), (510, 4206676), (570, 3763868), (646, 3321060), (680, 3155007), (760, 2822901), (969, 2214040), (1020, 2103338), (1140, 1881934), (1292, 1660530), (1615, 1328424), (1938, 1107020), (2040, 1051669), (2280, 940967), (2584, 830265), (3230, 664212), (3876, 553510), (4845, 442808), (6460, 332106), (7752, 276755), (9690, 221404), (12920, 166053), (19380, 110702), (38760, 55351)]