121560920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7541}}^1$

素因数の和:7596

約数の個数: 64

約数和(自身を含む): 304093440

約数和(自身を除く): 182532520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 7541, 8060, 15082, 16120, 30164, 37705, 60328, 75410, 98033, 150820, 196066, 233771, 301640, 392132, 467542, 490165, 784264, 935084, 980330, 1168855, 1870168, 1960660, 2337710, 3039023, 3921320, 4675420, 6078046, 9350840, 12156092, 15195115, 24312184, 30390230, 60780460, 121560920]

約数ペア:

[(1, 121560920), (2, 60780460), (4, 30390230), (5, 24312184), (8, 15195115), (10, 12156092), (13, 9350840), (20, 6078046), (26, 4675420), (31, 3921320), (40, 3039023), (52, 2337710), (62, 1960660), (65, 1870168), (104, 1168855), (124, 980330), (130, 935084), (155, 784264), (248, 490165), (260, 467542), (310, 392132), (403, 301640), (520, 233771), (620, 196066), (806, 150820), (1240, 98033), (1612, 75410), (2015, 60328), (3224, 37705), (4030, 30164), (7541, 16120), (8060, 15082)]