997740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 3171168

約数和(自身を除く): 2173428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 241, 276, 345, 414, 460, 482, 690, 723, 828, 964, 1035, 1205, 1380, 1446, 2070, 2169, 2410, 2892, 3615, 4140, 4338, 4820, 5543, 7230, 8676, 10845, 11086, 14460, 16629, 21690, 22172, 27715, 33258, 43380, 49887, 55430, 66516, 83145, 99774, 110860, 166290, 199548, 249435, 332580, 498870, 997740]

約数ペア:

[(1, 997740), (2, 498870), (3, 332580), (4, 249435), (5, 199548), (6, 166290), (9, 110860), (10, 99774), (12, 83145), (15, 66516), (18, 55430), (20, 49887), (23, 43380), (30, 33258), (36, 27715), (45, 22172), (46, 21690), (60, 16629), (69, 14460), (90, 11086), (92, 10845), (115, 8676), (138, 7230), (180, 5543), (207, 4820), (230, 4338), (241, 4140), (276, 3615), (345, 2892), (414, 2410), (460, 2169), (482, 2070), (690, 1446), (723, 1380), (828, 1205), (964, 1035)]