140451640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{353}}^1$

素因数の和:414

約数の個数: 128

約数和(自身を含む): 382320000

約数和(自身を除く): 241868360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 280, 290, 343, 353, 392, 406, 490, 580, 686, 706, 812, 980, 1015, 1160, 1372, 1412, 1421, 1624, 1715, 1765, 1960, 2030, 2471, 2744, 2824, 2842, 3430, 3530, 4060, 4942, 5684, 6860, 7060, 7105, 8120, 9884, 9947, 10237, 11368, 12355, 13720, 14120, 14210, 17297, 19768, 19894, 20474, 24710, 28420, 34594, 39788, 40948, 49420, 49735, 51185, 56840, 69188, 71659, 79576, 81896, 86485, 98840, 99470, 102370, 121079, 138376, 143318, 172970, 198940, 204740, 242158, 286636, 345940, 358295, 397880, 409480, 484316, 501613, 573272, 605395, 691880, 716590, 968632, 1003226, 1210790, 1433180, 2006452, 2421580, 2508065, 2866360, 3511291, 4012904, 4843160, 5016130, 7022582, 10032260, 14045164, 17556455, 20064520, 28090328, 35112910, 70225820, 140451640]

約数ペア:

[(1, 140451640), (2, 70225820), (4, 35112910), (5, 28090328), (7, 20064520), (8, 17556455), (10, 14045164), (14, 10032260), (20, 7022582), (28, 5016130), (29, 4843160), (35, 4012904), (40, 3511291), (49, 2866360), (56, 2508065), (58, 2421580), (70, 2006452), (98, 1433180), (116, 1210790), (140, 1003226), (145, 968632), (196, 716590), (203, 691880), (232, 605395), (245, 573272), (280, 501613), (290, 484316), (343, 409480), (353, 397880), (392, 358295), (406, 345940), (490, 286636), (580, 242158), (686, 204740), (706, 198940), (812, 172970), (980, 143318), (1015, 138376), (1160, 121079), (1372, 102370), (1412, 99470), (1421, 98840), (1624, 86485), (1715, 81896), (1765, 79576), (1960, 71659), (2030, 69188), (2471, 56840), (2744, 51185), (2824, 49735), (2842, 49420), (3430, 40948), (3530, 39788), (4060, 34594), (4942, 28420), (5684, 24710), (6860, 20474), (7060, 19894), (7105, 19768), (8120, 17297), (9884, 14210), (9947, 14120), (10237, 13720), (11368, 12355)]