256233780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4793}}^1$

素因数の和:4828

約数の個数: 144

約数和(自身を含む): 879488064

約数和(自身を除く): 623254284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 243, 270, 297, 324, 330, 396, 405, 486, 495, 540, 594, 660, 810, 891, 972, 990, 1188, 1215, 1485, 1620, 1782, 1980, 2430, 2673, 2970, 3564, 4455, 4793, 4860, 5346, 5940, 8910, 9586, 10692, 13365, 14379, 17820, 19172, 23965, 26730, 28758, 43137, 47930, 52723, 53460, 57516, 71895, 86274, 95860, 105446, 129411, 143790, 158169, 172548, 210892, 215685, 258822, 263615, 287580, 316338, 388233, 431370, 474507, 517644, 527230, 632676, 647055, 776466, 790845, 862740, 949014, 1054460, 1164699, 1294110, 1423521, 1552932, 1581690, 1898028, 1941165, 2329398, 2372535, 2588220, 2847042, 3163380, 3882330, 4270563, 4658796, 4745070, 5694084, 5823495, 7117605, 7764660, 8541126, 9490140, 11646990, 12811689, 14235210, 17082252, 21352815, 23293980, 25623378, 28470420, 42705630, 51246756, 64058445, 85411260, 128116890, 256233780]

約数ペア:

[(1, 256233780), (2, 128116890), (3, 85411260), (4, 64058445), (5, 51246756), (6, 42705630), (9, 28470420), (10, 25623378), (11, 23293980), (12, 21352815), (15, 17082252), (18, 14235210), (20, 12811689), (22, 11646990), (27, 9490140), (30, 8541126), (33, 7764660), (36, 7117605), (44, 5823495), (45, 5694084), (54, 4745070), (55, 4658796), (60, 4270563), (66, 3882330), (81, 3163380), (90, 2847042), (99, 2588220), (108, 2372535), (110, 2329398), (132, 1941165), (135, 1898028), (162, 1581690), (165, 1552932), (180, 1423521), (198, 1294110), (220, 1164699), (243, 1054460), (270, 949014), (297, 862740), (324, 790845), (330, 776466), (396, 647055), (405, 632676), (486, 527230), (495, 517644), (540, 474507), (594, 431370), (660, 388233), (810, 316338), (891, 287580), (972, 263615), (990, 258822), (1188, 215685), (1215, 210892), (1485, 172548), (1620, 158169), (1782, 143790), (1980, 129411), (2430, 105446), (2673, 95860), (2970, 86274), (3564, 71895), (4455, 57516), (4793, 53460), (4860, 52723), (5346, 47930), (5940, 43137), (8910, 28758), (9586, 26730), (10692, 23965), (13365, 19172), (14379, 17820)]