89640180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71143}}^1$

素因数の和:71165

約数の個数: 72

約数和(自身を含む): 310756992

約数和(自身を除く): 221116812

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, 71143, 142286, 213429, 284572, 355715, 426858, 498001, 640287, 711430, 853716, 996002, 1067145, 1280574, 1422860, 1494003, 1992004, 2134290, 2490005, 2561148, 2988006, 3201435, 4268580, 4482009, 4980010, 5976012, 6402870, 7470015, 8964018, 9960020, 12805740, 14940030, 17928036, 22410045, 29880060, 44820090, 89640180]

約数ペア:

[(1, 89640180), (2, 44820090), (3, 29880060), (4, 22410045), (5, 17928036), (6, 14940030), (7, 12805740), (9, 9960020), (10, 8964018), (12, 7470015), (14, 6402870), (15, 5976012), (18, 4980010), (20, 4482009), (21, 4268580), (28, 3201435), (30, 2988006), (35, 2561148), (36, 2490005), (42, 2134290), (45, 1992004), (60, 1494003), (63, 1422860), (70, 1280574), (84, 1067145), (90, 996002), (105, 853716), (126, 711430), (140, 640287), (180, 498001), (210, 426858), (252, 355715), (315, 284572), (420, 213429), (630, 142286), (1260, 71143)]