323288980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 804384000

約数和(自身を除く): 481095020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 139, 140, 148, 185, 259, 278, 370, 449, 518, 556, 695, 740, 898, 973, 1036, 1295, 1390, 1796, 1946, 2245, 2590, 2780, 3143, 3892, 4490, 4865, 5143, 5180, 6286, 8980, 9730, 10286, 12572, 15715, 16613, 19460, 20572, 25715, 31430, 33226, 36001, 51430, 62411, 62860, 66452, 72002, 83065, 102860, 116291, 124822, 144004, 166130, 180005, 232582, 249644, 312055, 332260, 360010, 436877, 465164, 581455, 624110, 720020, 873754, 1162910, 1248220, 1747508, 2184385, 2309207, 2325820, 4368770, 4618414, 8737540, 9236828, 11546035, 16164449, 23092070, 32328898, 46184140, 64657796, 80822245, 161644490, 323288980]

約数ペア:

[(1, 323288980), (2, 161644490), (4, 80822245), (5, 64657796), (7, 46184140), (10, 32328898), (14, 23092070), (20, 16164449), (28, 11546035), (35, 9236828), (37, 8737540), (70, 4618414), (74, 4368770), (139, 2325820), (140, 2309207), (148, 2184385), (185, 1747508), (259, 1248220), (278, 1162910), (370, 873754), (449, 720020), (518, 624110), (556, 581455), (695, 465164), (740, 436877), (898, 360010), (973, 332260), (1036, 312055), (1295, 249644), (1390, 232582), (1796, 180005), (1946, 166130), (2245, 144004), (2590, 124822), (2780, 116291), (3143, 102860), (3892, 83065), (4490, 72002), (4865, 66452), (5143, 62860), (5180, 62411), (6286, 51430), (8980, 36001), (9730, 33226), (10286, 31430), (12572, 25715), (15715, 20572), (16613, 19460)]