690958240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{367}}^1$

素因数の和:471

約数の個数: 144

約数和(自身を含む): 1917409536

約数和(自身を除く): 1226451296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 328, 367, 410, 560, 574, 656, 734, 820, 1120, 1148, 1312, 1435, 1468, 1640, 1681, 1835, 2296, 2569, 2870, 2936, 3280, 3362, 3670, 4592, 5138, 5740, 5872, 6560, 6724, 7340, 8405, 9184, 10276, 11480, 11744, 11767, 12845, 13448, 14680, 15047, 16810, 20552, 22960, 23534, 25690, 26896, 29360, 30094, 33620, 41104, 45920, 47068, 51380, 53792, 58720, 58835, 60188, 67240, 75235, 82208, 94136, 102760, 105329, 117670, 120376, 134480, 150470, 188272, 205520, 210658, 235340, 240752, 268960, 300940, 376544, 411040, 421316, 470680, 481504, 526645, 601880, 616927, 842632, 941360, 1053290, 1203760, 1233854, 1685264, 1882720, 2106580, 2407520, 2467708, 3084635, 3370528, 4213160, 4318489, 4935416, 6169270, 8426320, 8636978, 9870832, 12338540, 16852640, 17273956, 19741664, 21592445, 24677080, 34547912, 43184890, 49354160, 69095824, 86369780, 98708320, 138191648, 172739560, 345479120, 690958240]

約数ペア:

[(1, 690958240), (2, 345479120), (4, 172739560), (5, 138191648), (7, 98708320), (8, 86369780), (10, 69095824), (14, 49354160), (16, 43184890), (20, 34547912), (28, 24677080), (32, 21592445), (35, 19741664), (40, 17273956), (41, 16852640), (56, 12338540), (70, 9870832), (80, 8636978), (82, 8426320), (112, 6169270), (140, 4935416), (160, 4318489), (164, 4213160), (205, 3370528), (224, 3084635), (280, 2467708), (287, 2407520), (328, 2106580), (367, 1882720), (410, 1685264), (560, 1233854), (574, 1203760), (656, 1053290), (734, 941360), (820, 842632), (1120, 616927), (1148, 601880), (1312, 526645), (1435, 481504), (1468, 470680), (1640, 421316), (1681, 411040), (1835, 376544), (2296, 300940), (2569, 268960), (2870, 240752), (2936, 235340), (3280, 210658), (3362, 205520), (3670, 188272), (4592, 150470), (5138, 134480), (5740, 120376), (5872, 117670), (6560, 105329), (6724, 102760), (7340, 94136), (8405, 82208), (9184, 75235), (10276, 67240), (11480, 60188), (11744, 58835), (11767, 58720), (12845, 53792), (13448, 51380), (14680, 47068), (15047, 45920), (16810, 41104), (20552, 33620), (22960, 30094), (23534, 29360), (25690, 26896)]