51115920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{571}}^1$

素因数の和:960

約数の個数: 80

約数和(自身を含む): 159162432

約数和(自身を除く): 108046512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 373, 571, 746, 1119, 1142, 1492, 1713, 1865, 2238, 2284, 2855, 2984, 3426, 3730, 4476, 4568, 5595, 5710, 5968, 6852, 7460, 8565, 8952, 9136, 11190, 11420, 13704, 14920, 17130, 17904, 22380, 22840, 27408, 29840, 34260, 44760, 45680, 68520, 89520, 137040, 212983, 425966, 638949, 851932, 1064915, 1277898, 1703864, 2129830, 2555796, 3194745, 3407728, 4259660, 5111592, 6389490, 8519320, 10223184, 12778980, 17038640, 25557960, 51115920]

約数ペア:

[(1, 51115920), (2, 25557960), (3, 17038640), (4, 12778980), (5, 10223184), (6, 8519320), (8, 6389490), (10, 5111592), (12, 4259660), (15, 3407728), (16, 3194745), (20, 2555796), (24, 2129830), (30, 1703864), (40, 1277898), (48, 1064915), (60, 851932), (80, 638949), (120, 425966), (240, 212983), (373, 137040), (571, 89520), (746, 68520), (1119, 45680), (1142, 44760), (1492, 34260), (1713, 29840), (1865, 27408), (2238, 22840), (2284, 22380), (2855, 17904), (2984, 17130), (3426, 14920), (3730, 13704), (4476, 11420), (4568, 11190), (5595, 9136), (5710, 8952), (5968, 8565), (6852, 7460)]