305723040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{90989}}^1$

素因数の和:91014

約数の個数: 96

約数和(自身を含む): 1100615040

約数和(自身を除く): 794892000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 90989, 181978, 272967, 363956, 454945, 545934, 636923, 727912, 909890, 1091868, 1273846, 1364835, 1455824, 1819780, 1910769, 2183736, 2547692, 2729670, 2911648, 3184615, 3639560, 3821538, 4367472, 5095384, 5459340, 6369230, 7279120, 7643076, 8734944, 9553845, 10190768, 10918680, 12738460, 14558240, 15286152, 19107690, 20381536, 21837360, 25476920, 30572304, 38215380, 43674720, 50953840, 61144608, 76430760, 101907680, 152861520, 305723040]

約数ペア:

[(1, 305723040), (2, 152861520), (3, 101907680), (4, 76430760), (5, 61144608), (6, 50953840), (7, 43674720), (8, 38215380), (10, 30572304), (12, 25476920), (14, 21837360), (15, 20381536), (16, 19107690), (20, 15286152), (21, 14558240), (24, 12738460), (28, 10918680), (30, 10190768), (32, 9553845), (35, 8734944), (40, 7643076), (42, 7279120), (48, 6369230), (56, 5459340), (60, 5095384), (70, 4367472), (80, 3821538), (84, 3639560), (96, 3184615), (105, 2911648), (112, 2729670), (120, 2547692), (140, 2183736), (160, 1910769), (168, 1819780), (210, 1455824), (224, 1364835), (240, 1273846), (280, 1091868), (336, 909890), (420, 727912), (480, 636923), (560, 545934), (672, 454945), (840, 363956), (1120, 272967), (1680, 181978), (3360, 90989)]