1272390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 3580416

約数和(自身を除く): 2308026

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 73, 83, 105, 146, 166, 210, 219, 249, 365, 415, 438, 498, 511, 581, 730, 830, 1022, 1095, 1162, 1245, 1533, 1743, 2190, 2490, 2555, 2905, 3066, 3486, 5110, 5810, 6059, 7665, 8715, 12118, 15330, 17430, 18177, 30295, 36354, 42413, 60590, 84826, 90885, 127239, 181770, 212065, 254478, 424130, 636195, 1272390]

約数ペア:

[(1, 1272390), (2, 636195), (3, 424130), (5, 254478), (6, 212065), (7, 181770), (10, 127239), (14, 90885), (15, 84826), (21, 60590), (30, 42413), (35, 36354), (42, 30295), (70, 18177), (73, 17430), (83, 15330), (105, 12118), (146, 8715), (166, 7665), (210, 6059), (219, 5810), (249, 5110), (365, 3486), (415, 3066), (438, 2905), (498, 2555), (511, 2490), (581, 2190), (730, 1743), (830, 1533), (1022, 1245), (1095, 1162)]