257244624

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:394

約数の個数: 240

約数和(自身を含む): 902358912

約数和(自身を除く): 645114288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 67, 72, 78, 84, 91, 104, 112, 117, 126, 134, 144, 156, 168, 182, 201, 208, 234, 252, 268, 273, 293, 312, 336, 364, 402, 468, 469, 504, 536, 546, 586, 603, 624, 728, 804, 819, 871, 879, 936, 938, 1008, 1072, 1092, 1172, 1206, 1407, 1456, 1608, 1638, 1742, 1758, 1872, 1876, 2051, 2184, 2344, 2412, 2613, 2637, 2814, 3216, 3276, 3484, 3516, 3752, 3809, 4102, 4221, 4368, 4688, 4824, 5226, 5274, 5628, 6097, 6153, 6552, 6968, 7032, 7504, 7618, 7839, 8204, 8442, 9648, 10452, 10548, 11256, 11427, 12194, 12306, 13104, 13936, 14064, 15236, 15678, 16408, 16884, 18291, 18459, 19631, 20904, 21096, 22512, 22854, 24388, 24612, 26663, 30472, 31356, 32816, 33768, 34281, 36582, 36918, 39262, 41808, 42192, 45708, 48776, 49224, 53326, 54873, 58893, 60944, 62712, 67536, 68562, 73164, 73836, 78524, 79989, 91416, 97552, 98448, 106652, 109746, 117786, 125424, 137124, 137417, 146328, 147672, 157048, 159978, 176679, 182832, 213304, 219492, 235572, 239967, 255203, 274248, 274834, 292656, 295344, 314096, 319956, 353358, 412251, 426608, 438984, 471144, 479934, 510406, 548496, 549668, 639912, 706716, 765609, 824502, 877968, 942288, 959868, 1020812, 1099336, 1236753, 1279824, 1413432, 1531218, 1649004, 1786421, 1919736, 2041624, 2198672, 2296827, 2473506, 2826864, 3062436, 3298008, 3572842, 3839472, 4083248, 4593654, 4947012, 5359263, 6124872, 6596016, 7145684, 9187308, 9894024, 10718526, 12249744, 14291368, 16077789, 18374616, 19788048, 21437052, 28582736, 32155578, 36749232, 42874104, 64311156, 85748208, 128622312, 257244624]

約数ペア:

[(1, 257244624), (2, 128622312), (3, 85748208), (4, 64311156), (6, 42874104), (7, 36749232), (8, 32155578), (9, 28582736), (12, 21437052), (13, 19788048), (14, 18374616), (16, 16077789), (18, 14291368), (21, 12249744), (24, 10718526), (26, 9894024), (28, 9187308), (36, 7145684), (39, 6596016), (42, 6124872), (48, 5359263), (52, 4947012), (56, 4593654), (63, 4083248), (67, 3839472), (72, 3572842), (78, 3298008), (84, 3062436), (91, 2826864), (104, 2473506), (112, 2296827), (117, 2198672), (126, 2041624), (134, 1919736), (144, 1786421), (156, 1649004), (168, 1531218), (182, 1413432), (201, 1279824), (208, 1236753), (234, 1099336), (252, 1020812), (268, 959868), (273, 942288), (293, 877968), (312, 824502), (336, 765609), (364, 706716), (402, 639912), (468, 549668), (469, 548496), (504, 510406), (536, 479934), (546, 471144), (586, 438984), (603, 426608), (624, 412251), (728, 353358), (804, 319956), (819, 314096), (871, 295344), (879, 292656), (936, 274834), (938, 274248), (1008, 255203), (1072, 239967), (1092, 235572), (1172, 219492), (1206, 213304), (1407, 182832), (1456, 176679), (1608, 159978), (1638, 157048), (1742, 147672), (1758, 146328), (1872, 137417), (1876, 137124), (2051, 125424), (2184, 117786), (2344, 109746), (2412, 106652), (2613, 98448), (2637, 97552), (2814, 91416), (3216, 79989), (3276, 78524), (3484, 73836), (3516, 73164), (3752, 68562), (3809, 67536), (4102, 62712), (4221, 60944), (4368, 58893), (4688, 54873), (4824, 53326), (5226, 49224), (5274, 48776), (5628, 45708), (6097, 42192), (6153, 41808), (6552, 39262), (6968, 36918), (7032, 36582), (7504, 34281), (7618, 33768), (7839, 32816), (8204, 31356), (8442, 30472), (9648, 26663), (10452, 24612), (10548, 24388), (11256, 22854), (11427, 22512), (12194, 21096), (12306, 20904), (13104, 19631), (13936, 18459), (14064, 18291), (15236, 16884), (15678, 16408)]