1679888980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{757}}^1$

素因数の和:926

約数の個数: 144

約数和(自身を含む): 4471302528

約数和(自身を除く): 2791413548

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 131, 140, 154, 220, 242, 262, 308, 385, 484, 524, 605, 655, 757, 770, 847, 917, 1210, 1310, 1441, 1514, 1540, 1694, 1834, 2420, 2620, 2882, 3028, 3388, 3668, 3785, 4235, 4585, 5299, 5764, 7205, 7570, 8327, 8470, 9170, 10087, 10598, 14410, 15140, 15851, 16654, 16940, 18340, 20174, 21196, 26495, 28820, 31702, 33308, 40348, 41635, 50435, 52990, 58289, 63404, 79255, 83270, 91597, 99167, 100870, 105980, 110957, 116578, 158510, 166540, 183194, 198334, 201740, 221914, 233156, 291445, 317020, 366388, 396668, 443828, 457985, 495835, 554785, 582890, 641179, 694169, 915970, 991670, 1090837, 1109570, 1165780, 1282358, 1388338, 1831940, 1983340, 2181674, 2219140, 2564716, 2776676, 3205895, 3470845, 4363348, 5454185, 6411790, 6941690, 7635859, 10908370, 11999207, 12823580, 13883380, 15271718, 21816740, 23998414, 30543436, 38179295, 47996828, 59996035, 76358590, 83994449, 119992070, 152717180, 167988898, 239984140, 335977796, 419972245, 839944490, 1679888980]

約数ペア:

[(1, 1679888980), (2, 839944490), (4, 419972245), (5, 335977796), (7, 239984140), (10, 167988898), (11, 152717180), (14, 119992070), (20, 83994449), (22, 76358590), (28, 59996035), (35, 47996828), (44, 38179295), (55, 30543436), (70, 23998414), (77, 21816740), (110, 15271718), (121, 13883380), (131, 12823580), (140, 11999207), (154, 10908370), (220, 7635859), (242, 6941690), (262, 6411790), (308, 5454185), (385, 4363348), (484, 3470845), (524, 3205895), (605, 2776676), (655, 2564716), (757, 2219140), (770, 2181674), (847, 1983340), (917, 1831940), (1210, 1388338), (1310, 1282358), (1441, 1165780), (1514, 1109570), (1540, 1090837), (1694, 991670), (1834, 915970), (2420, 694169), (2620, 641179), (2882, 582890), (3028, 554785), (3388, 495835), (3668, 457985), (3785, 443828), (4235, 396668), (4585, 366388), (5299, 317020), (5764, 291445), (7205, 233156), (7570, 221914), (8327, 201740), (8470, 198334), (9170, 183194), (10087, 166540), (10598, 158510), (14410, 116578), (15140, 110957), (15851, 105980), (16654, 100870), (16940, 99167), (18340, 91597), (20174, 83270), (21196, 79255), (26495, 63404), (28820, 58289), (31702, 52990), (33308, 50435), (40348, 41635)]