225471400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^5$

素因数の和:78

約数の個数: 144

約数和(自身を含む): 659020320

約数和(自身を除く): 433548920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 121, 140, 154, 175, 200, 220, 242, 275, 280, 308, 350, 385, 440, 484, 550, 605, 616, 700, 770, 847, 968, 1100, 1210, 1331, 1400, 1540, 1694, 1925, 2200, 2420, 2662, 3025, 3080, 3388, 3850, 4235, 4840, 5324, 6050, 6655, 6776, 7700, 8470, 9317, 10648, 12100, 13310, 14641, 15400, 16940, 18634, 21175, 24200, 26620, 29282, 33275, 33880, 37268, 42350, 46585, 53240, 58564, 66550, 73205, 74536, 84700, 93170, 102487, 117128, 133100, 146410, 161051, 169400, 186340, 204974, 232925, 266200, 292820, 322102, 366025, 372680, 409948, 465850, 512435, 585640, 644204, 732050, 805255, 819896, 931700, 1024870, 1127357, 1288408, 1464100, 1610510, 1863400, 2049740, 2254714, 2562175, 2928200, 3221020, 4026275, 4099480, 4509428, 5124350, 5636785, 6442040, 8052550, 9018856, 10248700, 11273570, 16105100, 20497400, 22547140, 28183925, 32210200, 45094280, 56367850, 112735700, 225471400]

約数ペア:

[(1, 225471400), (2, 112735700), (4, 56367850), (5, 45094280), (7, 32210200), (8, 28183925), (10, 22547140), (11, 20497400), (14, 16105100), (20, 11273570), (22, 10248700), (25, 9018856), (28, 8052550), (35, 6442040), (40, 5636785), (44, 5124350), (50, 4509428), (55, 4099480), (56, 4026275), (70, 3221020), (77, 2928200), (88, 2562175), (100, 2254714), (110, 2049740), (121, 1863400), (140, 1610510), (154, 1464100), (175, 1288408), (200, 1127357), (220, 1024870), (242, 931700), (275, 819896), (280, 805255), (308, 732050), (350, 644204), (385, 585640), (440, 512435), (484, 465850), (550, 409948), (605, 372680), (616, 366025), (700, 322102), (770, 292820), (847, 266200), (968, 232925), (1100, 204974), (1210, 186340), (1331, 169400), (1400, 161051), (1540, 146410), (1694, 133100), (1925, 117128), (2200, 102487), (2420, 93170), (2662, 84700), (3025, 74536), (3080, 73205), (3388, 66550), (3850, 58564), (4235, 53240), (4840, 46585), (5324, 42350), (6050, 37268), (6655, 33880), (6776, 33275), (7700, 29282), (8470, 26620), (9317, 24200), (10648, 21175), (12100, 18634), (13310, 16940), (14641, 15400)]