261953760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28723}}^1$

素因数の和:28760

約数の個数: 96

約数和(自身を含む): 868613760

約数和(自身を除く): 606660000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 3040, 4560, 9120, 28723, 57446, 86169, 114892, 143615, 172338, 229784, 287230, 344676, 430845, 459568, 545737, 574460, 689352, 861690, 919136, 1091474, 1148920, 1378704, 1637211, 1723380, 2182948, 2297840, 2728685, 2757408, 3274422, 3446760, 4365896, 4595680, 5457370, 6548844, 6893520, 8186055, 8731792, 10914740, 13097688, 13787040, 16372110, 17463584, 21829480, 26195376, 32744220, 43658960, 52390752, 65488440, 87317920, 130976880, 261953760]

約数ペア:

[(1, 261953760), (2, 130976880), (3, 87317920), (4, 65488440), (5, 52390752), (6, 43658960), (8, 32744220), (10, 26195376), (12, 21829480), (15, 17463584), (16, 16372110), (19, 13787040), (20, 13097688), (24, 10914740), (30, 8731792), (32, 8186055), (38, 6893520), (40, 6548844), (48, 5457370), (57, 4595680), (60, 4365896), (76, 3446760), (80, 3274422), (95, 2757408), (96, 2728685), (114, 2297840), (120, 2182948), (152, 1723380), (160, 1637211), (190, 1378704), (228, 1148920), (240, 1091474), (285, 919136), (304, 861690), (380, 689352), (456, 574460), (480, 545737), (570, 459568), (608, 430845), (760, 344676), (912, 287230), (1140, 229784), (1520, 172338), (1824, 143615), (2280, 114892), (3040, 86169), (4560, 57446), (9120, 28723)]