840581664

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:499

約数の個数: 144

約数和(自身を含む): 2410575552

約数和(自身を除く): 1569993888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 169, 197, 208, 263, 312, 338, 394, 416, 507, 526, 591, 624, 676, 788, 789, 1014, 1052, 1182, 1248, 1352, 1576, 1578, 2028, 2104, 2364, 2561, 2704, 3152, 3156, 3419, 4056, 4208, 4728, 5122, 5408, 6304, 6312, 6838, 7683, 8112, 8416, 9456, 10244, 10257, 12624, 13676, 15366, 16224, 18912, 20488, 20514, 25248, 27352, 30732, 33293, 40976, 41028, 44447, 51811, 54704, 61464, 66586, 81952, 82056, 88894, 99879, 103622, 109408, 122928, 133172, 133341, 155433, 164112, 177788, 199758, 207244, 245856, 266344, 266682, 310866, 328224, 355576, 399516, 414488, 532688, 533364, 621732, 673543, 711152, 799032, 828976, 1065376, 1066728, 1243464, 1347086, 1422304, 1598064, 1657952, 2020629, 2133456, 2486928, 2694172, 3196128, 4041258, 4266912, 4973856, 5388344, 8082516, 8756059, 10776688, 16165032, 17512118, 21553376, 26268177, 32330064, 35024236, 52536354, 64660128, 70048472, 105072708, 140096944, 210145416, 280193888, 420290832, 840581664]

約数ペア:

[(1, 840581664), (2, 420290832), (3, 280193888), (4, 210145416), (6, 140096944), (8, 105072708), (12, 70048472), (13, 64660128), (16, 52536354), (24, 35024236), (26, 32330064), (32, 26268177), (39, 21553376), (48, 17512118), (52, 16165032), (78, 10776688), (96, 8756059), (104, 8082516), (156, 5388344), (169, 4973856), (197, 4266912), (208, 4041258), (263, 3196128), (312, 2694172), (338, 2486928), (394, 2133456), (416, 2020629), (507, 1657952), (526, 1598064), (591, 1422304), (624, 1347086), (676, 1243464), (788, 1066728), (789, 1065376), (1014, 828976), (1052, 799032), (1182, 711152), (1248, 673543), (1352, 621732), (1576, 533364), (1578, 532688), (2028, 414488), (2104, 399516), (2364, 355576), (2561, 328224), (2704, 310866), (3152, 266682), (3156, 266344), (3419, 245856), (4056, 207244), (4208, 199758), (4728, 177788), (5122, 164112), (5408, 155433), (6304, 133341), (6312, 133172), (6838, 122928), (7683, 109408), (8112, 103622), (8416, 99879), (9456, 88894), (10244, 82056), (10257, 81952), (12624, 66586), (13676, 61464), (15366, 54704), (16224, 51811), (18912, 44447), (20488, 41028), (20514, 40976), (25248, 33293), (27352, 30732)]