219948120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{87281}}^1$

素因数の和:87305

約数の個数: 96

約数和(自身を含む): 816959520

約数和(自身を除く): 597011400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 87281, 174562, 261843, 349124, 436405, 523686, 610967, 698248, 785529, 872810, 1047372, 1221934, 1309215, 1571058, 1745620, 1832901, 2094744, 2443868, 2618430, 3054835, 3142116, 3491240, 3665802, 3927645, 4887736, 5236860, 5498703, 6109670, 6284232, 7331604, 7855290, 9164505, 10473720, 10997406, 12219340, 14663208, 15710580, 18329010, 21994812, 24438680, 27493515, 31421160, 36658020, 43989624, 54987030, 73316040, 109974060, 219948120]

約数ペア:

[(1, 219948120), (2, 109974060), (3, 73316040), (4, 54987030), (5, 43989624), (6, 36658020), (7, 31421160), (8, 27493515), (9, 24438680), (10, 21994812), (12, 18329010), (14, 15710580), (15, 14663208), (18, 12219340), (20, 10997406), (21, 10473720), (24, 9164505), (28, 7855290), (30, 7331604), (35, 6284232), (36, 6109670), (40, 5498703), (42, 5236860), (45, 4887736), (56, 3927645), (60, 3665802), (63, 3491240), (70, 3142116), (72, 3054835), (84, 2618430), (90, 2443868), (105, 2094744), (120, 1832901), (126, 1745620), (140, 1571058), (168, 1309215), (180, 1221934), (210, 1047372), (252, 872810), (280, 785529), (315, 698248), (360, 610967), (420, 523686), (504, 436405), (630, 349124), (840, 261843), (1260, 174562), (2520, 87281)]