3087880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 7776000

約数和(自身を除く): 4688120

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 239, 323, 340, 380, 478, 646, 680, 760, 956, 1195, 1292, 1615, 1912, 2390, 2584, 3230, 4063, 4541, 4780, 6460, 8126, 9082, 9560, 12920, 16252, 18164, 20315, 22705, 32504, 36328, 40630, 45410, 77197, 81260, 90820, 154394, 162520, 181640, 308788, 385985, 617576, 771970, 1543940, 3087880]

約数ペア:

[(1, 3087880), (2, 1543940), (4, 771970), (5, 617576), (8, 385985), (10, 308788), (17, 181640), (19, 162520), (20, 154394), (34, 90820), (38, 81260), (40, 77197), (68, 45410), (76, 40630), (85, 36328), (95, 32504), (136, 22705), (152, 20315), (170, 18164), (190, 16252), (239, 12920), (323, 9560), (340, 9082), (380, 8126), (478, 6460), (646, 4780), (680, 4541), (760, 4063), (956, 3230), (1195, 2584), (1292, 2390), (1615, 1912)]