121121520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38821}}^1$

素因数の和:38850

約数の個数: 80

約数和(自身を含む): 404369952

約数和(自身を除く): 283248432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 38821, 77642, 116463, 155284, 194105, 232926, 310568, 388210, 465852, 504673, 582315, 621136, 776420, 931704, 1009346, 1164630, 1514019, 1552840, 1863408, 2018692, 2329260, 2523365, 3028038, 3105680, 4037384, 4658520, 5046730, 6056076, 7570095, 8074768, 9317040, 10093460, 12112152, 15140190, 20186920, 24224304, 30280380, 40373840, 60560760, 121121520]

約数ペア:

[(1, 121121520), (2, 60560760), (3, 40373840), (4, 30280380), (5, 24224304), (6, 20186920), (8, 15140190), (10, 12112152), (12, 10093460), (13, 9317040), (15, 8074768), (16, 7570095), (20, 6056076), (24, 5046730), (26, 4658520), (30, 4037384), (39, 3105680), (40, 3028038), (48, 2523365), (52, 2329260), (60, 2018692), (65, 1863408), (78, 1552840), (80, 1514019), (104, 1164630), (120, 1009346), (130, 931704), (156, 776420), (195, 621136), (208, 582315), (240, 504673), (260, 465852), (312, 388210), (390, 310568), (520, 232926), (624, 194105), (780, 155284), (1040, 116463), (1560, 77642), (3120, 38821)]