12639269760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{506381}}^1$

素因数の和:506416

約数の個数: 128

約数和(自身を含む): 43386809760

約数和(自身を除く): 30747540000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 506381, 1012762, 1519143, 2025524, 2531905, 3038286, 4051048, 5063810, 6076572, 6582953, 7595715, 8102096, 10127620, 12153144, 13165906, 15191430, 16204192, 19748859, 20255240, 24306288, 26331812, 30382860, 32408384, 32914765, 39497718, 40510480, 48612576, 52663624, 60765720, 64816768, 65829530, 78995436, 81020960, 97225152, 98744295, 105327248, 121531440, 131659060, 157990872, 162041920, 194450304, 197488590, 210654496, 243062880, 263318120, 315981744, 324083840, 394977180, 421308992, 486125760, 526636240, 631963488, 789954360, 842617984, 972251520, 1053272480, 1263926976, 1579908720, 2106544960, 2527853952, 3159817440, 4213089920, 6319634880, 12639269760]

約数ペア:

[(1, 12639269760), (2, 6319634880), (3, 4213089920), (4, 3159817440), (5, 2527853952), (6, 2106544960), (8, 1579908720), (10, 1263926976), (12, 1053272480), (13, 972251520), (15, 842617984), (16, 789954360), (20, 631963488), (24, 526636240), (26, 486125760), (30, 421308992), (32, 394977180), (39, 324083840), (40, 315981744), (48, 263318120), (52, 243062880), (60, 210654496), (64, 197488590), (65, 194450304), (78, 162041920), (80, 157990872), (96, 131659060), (104, 121531440), (120, 105327248), (128, 98744295), (130, 97225152), (156, 81020960), (160, 78995436), (192, 65829530), (195, 64816768), (208, 60765720), (240, 52663624), (260, 48612576), (312, 40510480), (320, 39497718), (384, 32914765), (390, 32408384), (416, 30382860), (480, 26331812), (520, 24306288), (624, 20255240), (640, 19748859), (780, 16204192), (832, 15191430), (960, 13165906), (1040, 12153144), (1248, 10127620), (1560, 8102096), (1664, 7595715), (1920, 6582953), (2080, 6076572), (2496, 5063810), (3120, 4051048), (4160, 3038286), (4992, 2531905), (6240, 2025524), (8320, 1519143), (12480, 1012762), (24960, 506381)]