253649880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{647}}^1$

素因数の和:692

約数の個数: 240

約数和(自身を含む): 938543760

約数和(自身を除く): 684893880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 121, 132, 135, 162, 165, 180, 198, 216, 220, 242, 264, 270, 297, 324, 330, 360, 363, 396, 405, 440, 484, 495, 540, 594, 605, 647, 648, 660, 726, 792, 810, 891, 968, 990, 1080, 1089, 1188, 1210, 1294, 1320, 1452, 1485, 1620, 1782, 1815, 1941, 1980, 2178, 2376, 2420, 2588, 2904, 2970, 3235, 3240, 3267, 3564, 3630, 3882, 3960, 4356, 4455, 4840, 5176, 5445, 5823, 5940, 6470, 6534, 7117, 7128, 7260, 7764, 8712, 8910, 9705, 9801, 10890, 11646, 11880, 12940, 13068, 14234, 14520, 15528, 16335, 17469, 17820, 19410, 19602, 21351, 21780, 23292, 25880, 26136, 28468, 29115, 32670, 34938, 35585, 35640, 38820, 39204, 42702, 43560, 46584, 49005, 52407, 56936, 58230, 64053, 65340, 69876, 71170, 77640, 78287, 78408, 85404, 87345, 98010, 104814, 106755, 116460, 128106, 130680, 139752, 142340, 156574, 170808, 174690, 192159, 196020, 209628, 213510, 232920, 234861, 256212, 262035, 284680, 313148, 320265, 349380, 384318, 391435, 392040, 419256, 427020, 469722, 512424, 524070, 576477, 626296, 640530, 698760, 704583, 768636, 782870, 854040, 939444, 960795, 1048140, 1152954, 1174305, 1281060, 1409166, 1537272, 1565740, 1878888, 1921590, 2096280, 2113749, 2305908, 2348610, 2562120, 2818332, 2882385, 3131480, 3522915, 3843180, 4227498, 4611816, 4697220, 5636664, 5764770, 6341247, 7045830, 7686360, 8454996, 9394440, 10568745, 11529540, 12682494, 14091660, 16909992, 21137490, 23059080, 25364988, 28183320, 31706235, 42274980, 50729976, 63412470, 84549960, 126824940, 253649880]

約数ペア:

[(1, 253649880), (2, 126824940), (3, 84549960), (4, 63412470), (5, 50729976), (6, 42274980), (8, 31706235), (9, 28183320), (10, 25364988), (11, 23059080), (12, 21137490), (15, 16909992), (18, 14091660), (20, 12682494), (22, 11529540), (24, 10568745), (27, 9394440), (30, 8454996), (33, 7686360), (36, 7045830), (40, 6341247), (44, 5764770), (45, 5636664), (54, 4697220), (55, 4611816), (60, 4227498), (66, 3843180), (72, 3522915), (81, 3131480), (88, 2882385), (90, 2818332), (99, 2562120), (108, 2348610), (110, 2305908), (120, 2113749), (121, 2096280), (132, 1921590), (135, 1878888), (162, 1565740), (165, 1537272), (180, 1409166), (198, 1281060), (216, 1174305), (220, 1152954), (242, 1048140), (264, 960795), (270, 939444), (297, 854040), (324, 782870), (330, 768636), (360, 704583), (363, 698760), (396, 640530), (405, 626296), (440, 576477), (484, 524070), (495, 512424), (540, 469722), (594, 427020), (605, 419256), (647, 392040), (648, 391435), (660, 384318), (726, 349380), (792, 320265), (810, 313148), (891, 284680), (968, 262035), (990, 256212), (1080, 234861), (1089, 232920), (1188, 213510), (1210, 209628), (1294, 196020), (1320, 192159), (1452, 174690), (1485, 170808), (1620, 156574), (1782, 142340), (1815, 139752), (1941, 130680), (1980, 128106), (2178, 116460), (2376, 106755), (2420, 104814), (2588, 98010), (2904, 87345), (2970, 85404), (3235, 78408), (3240, 78287), (3267, 77640), (3564, 71170), (3630, 69876), (3882, 65340), (3960, 64053), (4356, 58230), (4455, 56936), (4840, 52407), (5176, 49005), (5445, 46584), (5823, 43560), (5940, 42702), (6470, 39204), (6534, 38820), (7117, 35640), (7128, 35585), (7260, 34938), (7764, 32670), (8712, 29115), (8910, 28468), (9705, 26136), (9801, 25880), (10890, 23292), (11646, 21780), (11880, 21351), (12940, 19602), (13068, 19410), (14234, 17820), (14520, 17469), (15528, 16335)]