858598020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{681427}}^1$

素因数の和:681449

約数の個数: 72

約数和(自身を含む): 2976477504

約数和(自身を除く): 2117879484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 681427, 1362854, 2044281, 2725708, 3407135, 4088562, 4769989, 6132843, 6814270, 8177124, 9539978, 10221405, 12265686, 13628540, 14309967, 19079956, 20442810, 23849945, 24531372, 28619934, 30664215, 40885620, 42929901, 47699890, 57239868, 61328430, 71549835, 85859802, 95399780, 122656860, 143099670, 171719604, 214649505, 286199340, 429299010, 858598020]

約数ペア:

[(1, 858598020), (2, 429299010), (3, 286199340), (4, 214649505), (5, 171719604), (6, 143099670), (7, 122656860), (9, 95399780), (10, 85859802), (12, 71549835), (14, 61328430), (15, 57239868), (18, 47699890), (20, 42929901), (21, 40885620), (28, 30664215), (30, 28619934), (35, 24531372), (36, 23849945), (42, 20442810), (45, 19079956), (60, 14309967), (63, 13628540), (70, 12265686), (84, 10221405), (90, 9539978), (105, 8177124), (126, 6814270), (140, 6132843), (180, 4769989), (210, 4088562), (252, 3407135), (315, 2725708), (420, 2044281), (630, 1362854), (1260, 681427)]