213601500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{6781}}^1$

素因数の和:6813

約数の個数: 144

約数和(自身を含む): 770218176

約数和(自身を除く): 556616676

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 175, 180, 210, 225, 250, 252, 300, 315, 350, 375, 420, 450, 500, 525, 630, 700, 750, 875, 900, 1050, 1125, 1260, 1500, 1575, 1750, 2100, 2250, 2625, 3150, 3500, 4500, 5250, 6300, 6781, 7875, 10500, 13562, 15750, 20343, 27124, 31500, 33905, 40686, 47467, 61029, 67810, 81372, 94934, 101715, 122058, 135620, 142401, 169525, 189868, 203430, 237335, 244116, 284802, 305145, 339050, 406860, 427203, 474670, 508575, 569604, 610290, 678100, 712005, 847625, 854406, 949340, 1017150, 1186675, 1220580, 1424010, 1525725, 1695250, 1708812, 2034300, 2136015, 2373350, 2542875, 2848020, 3051450, 3390500, 3560025, 4272030, 4746700, 5085750, 5933375, 6102900, 7120050, 7628625, 8544060, 10171500, 10680075, 11866750, 14240100, 15257250, 17800125, 21360150, 23733500, 30514500, 35600250, 42720300, 53400375, 71200500, 106800750, 213601500]

約数ペア:

[(1, 213601500), (2, 106800750), (3, 71200500), (4, 53400375), (5, 42720300), (6, 35600250), (7, 30514500), (9, 23733500), (10, 21360150), (12, 17800125), (14, 15257250), (15, 14240100), (18, 11866750), (20, 10680075), (21, 10171500), (25, 8544060), (28, 7628625), (30, 7120050), (35, 6102900), (36, 5933375), (42, 5085750), (45, 4746700), (50, 4272030), (60, 3560025), (63, 3390500), (70, 3051450), (75, 2848020), (84, 2542875), (90, 2373350), (100, 2136015), (105, 2034300), (125, 1708812), (126, 1695250), (140, 1525725), (150, 1424010), (175, 1220580), (180, 1186675), (210, 1017150), (225, 949340), (250, 854406), (252, 847625), (300, 712005), (315, 678100), (350, 610290), (375, 569604), (420, 508575), (450, 474670), (500, 427203), (525, 406860), (630, 339050), (700, 305145), (750, 284802), (875, 244116), (900, 237335), (1050, 203430), (1125, 189868), (1260, 169525), (1500, 142401), (1575, 135620), (1750, 122058), (2100, 101715), (2250, 94934), (2625, 81372), (3150, 67810), (3500, 61029), (4500, 47467), (5250, 40686), (6300, 33905), (6781, 31500), (7875, 27124), (10500, 20343), (13562, 15750)]