121540380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155821}}^1$

素因数の和:155846

約数の個数: 48

約数和(自身を含む): 366493344

約数和(自身を除く): 244952964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 155821, 311642, 467463, 623284, 779105, 934926, 1558210, 1869852, 2025673, 2337315, 3116420, 4051346, 4674630, 6077019, 8102692, 9349260, 10128365, 12154038, 20256730, 24308076, 30385095, 40513460, 60770190, 121540380]

約数ペア:

[(1, 121540380), (2, 60770190), (3, 40513460), (4, 30385095), (5, 24308076), (6, 20256730), (10, 12154038), (12, 10128365), (13, 9349260), (15, 8102692), (20, 6077019), (26, 4674630), (30, 4051346), (39, 3116420), (52, 2337315), (60, 2025673), (65, 1869852), (78, 1558210), (130, 934926), (156, 779105), (195, 623284), (260, 467463), (390, 311642), (780, 155821)]