672390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 1812096

約数和(自身を除く): 1139706

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 241, 279, 310, 465, 482, 558, 723, 930, 1205, 1395, 1446, 2169, 2410, 2790, 3615, 4338, 7230, 7471, 10845, 14942, 21690, 22413, 37355, 44826, 67239, 74710, 112065, 134478, 224130, 336195, 672390]

約数ペア:

[(1, 672390), (2, 336195), (3, 224130), (5, 134478), (6, 112065), (9, 74710), (10, 67239), (15, 44826), (18, 37355), (30, 22413), (31, 21690), (45, 14942), (62, 10845), (90, 7471), (93, 7230), (155, 4338), (186, 3615), (241, 2790), (279, 2410), (310, 2169), (465, 1446), (482, 1395), (558, 1205), (723, 930)]