193319880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{123923}}^1$

素因数の和:123950

約数の個数: 64

約数和(自身を含む): 624576960

約数和(自身を除く): 431257080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 123923, 247846, 371769, 495692, 619615, 743538, 991384, 1239230, 1487076, 1610999, 1858845, 2478460, 2974152, 3221998, 3717690, 4832997, 4956920, 6443996, 7435380, 8054995, 9665994, 12887992, 14870760, 16109990, 19331988, 24164985, 32219980, 38663976, 48329970, 64439960, 96659940, 193319880]

約数ペア:

[(1, 193319880), (2, 96659940), (3, 64439960), (4, 48329970), (5, 38663976), (6, 32219980), (8, 24164985), (10, 19331988), (12, 16109990), (13, 14870760), (15, 12887992), (20, 9665994), (24, 8054995), (26, 7435380), (30, 6443996), (39, 4956920), (40, 4832997), (52, 3717690), (60, 3221998), (65, 2974152), (78, 2478460), (104, 1858845), (120, 1610999), (130, 1487076), (156, 1239230), (195, 991384), (260, 743538), (312, 619615), (390, 495692), (520, 371769), (780, 247846), (1560, 123923)]