121312920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32611}}^1$

素因数の和:32656

約数の個数: 64

約数和(自身を含む): 375690240

約数和(自身を除く): 254377320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 32611, 65222, 97833, 130444, 163055, 195666, 260888, 326110, 391332, 489165, 652220, 782664, 978330, 1010941, 1304440, 1956660, 2021882, 3032823, 3913320, 4043764, 5054705, 6065646, 8087528, 10109410, 12131292, 15164115, 20218820, 24262584, 30328230, 40437640, 60656460, 121312920]

約数ペア:

[(1, 121312920), (2, 60656460), (3, 40437640), (4, 30328230), (5, 24262584), (6, 20218820), (8, 15164115), (10, 12131292), (12, 10109410), (15, 8087528), (20, 6065646), (24, 5054705), (30, 4043764), (31, 3913320), (40, 3032823), (60, 2021882), (62, 1956660), (93, 1304440), (120, 1010941), (124, 978330), (155, 782664), (186, 652220), (248, 489165), (310, 391332), (372, 326110), (465, 260888), (620, 195666), (744, 163055), (930, 130444), (1240, 97833), (1860, 65222), (3720, 32611)]