80364060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{63781}}^1$

素因数の和:63803

約数の個数: 72

約数和(自身を含む): 278599776

約数和(自身を除く): 198235716

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, 63781, 127562, 191343, 255124, 318905, 382686, 446467, 574029, 637810, 765372, 892934, 956715, 1148058, 1275620, 1339401, 1785868, 1913430, 2232335, 2296116, 2678802, 2870145, 3826860, 4018203, 4464670, 5357604, 5740290, 6697005, 8036406, 8929340, 11480580, 13394010, 16072812, 20091015, 26788020, 40182030, 80364060]

約数ペア:

[(1, 80364060), (2, 40182030), (3, 26788020), (4, 20091015), (5, 16072812), (6, 13394010), (7, 11480580), (9, 8929340), (10, 8036406), (12, 6697005), (14, 5740290), (15, 5357604), (18, 4464670), (20, 4018203), (21, 3826860), (28, 2870145), (30, 2678802), (35, 2296116), (36, 2232335), (42, 1913430), (45, 1785868), (60, 1339401), (63, 1275620), (70, 1148058), (84, 956715), (90, 892934), (105, 765372), (126, 637810), (140, 574029), (180, 446467), (210, 382686), (252, 318905), (315, 255124), (420, 191343), (630, 127562), (1260, 63781)]