318537648

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:568

約数の個数: 240

約数和(自身を含む): 1083264000

約数和(自身を除く): 764726352

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 31, 33, 36, 39, 44, 48, 52, 62, 66, 72, 78, 88, 93, 99, 104, 117, 124, 132, 143, 144, 156, 176, 186, 198, 208, 234, 248, 264, 279, 286, 312, 341, 372, 396, 403, 429, 468, 496, 499, 528, 558, 572, 624, 682, 744, 792, 806, 858, 936, 998, 1023, 1116, 1144, 1209, 1287, 1364, 1488, 1497, 1584, 1612, 1716, 1872, 1996, 2046, 2232, 2288, 2418, 2574, 2728, 2994, 3069, 3224, 3432, 3627, 3992, 4092, 4433, 4464, 4491, 4836, 5148, 5456, 5489, 5988, 6138, 6448, 6487, 6864, 7254, 7984, 8184, 8866, 8982, 9672, 10296, 10978, 11976, 12276, 12974, 13299, 14508, 15469, 16368, 16467, 17732, 17964, 19344, 19461, 20592, 21956, 23952, 24552, 25948, 26598, 29016, 30938, 32934, 35464, 35928, 38922, 39897, 43912, 46407, 49104, 49401, 51896, 53196, 58032, 58383, 61876, 65868, 70928, 71357, 71856, 77844, 79794, 87824, 92814, 98802, 103792, 106392, 116766, 123752, 131736, 139221, 142714, 155688, 159588, 170159, 185628, 197604, 201097, 212784, 214071, 233532, 247504, 263472, 278442, 285428, 311376, 319176, 340318, 371256, 395208, 402194, 428142, 467064, 510477, 556884, 570856, 603291, 638352, 642213, 680636, 742512, 790416, 804388, 856284, 934128, 1020954, 1113768, 1141712, 1206582, 1284426, 1361272, 1531431, 1608776, 1712568, 1809873, 2041908, 2212067, 2227536, 2413164, 2568852, 2722544, 3062862, 3217552, 3425136, 3619746, 4083816, 4424134, 4826328, 5137704, 6125724, 6636201, 7239492, 8167632, 8848268, 9652656, 10275408, 12251448, 13272402, 14478984, 17696536, 19908603, 24502896, 26544804, 28957968, 35393072, 39817206, 53089608, 79634412, 106179216, 159268824, 318537648]

約数ペア:

[(1, 318537648), (2, 159268824), (3, 106179216), (4, 79634412), (6, 53089608), (8, 39817206), (9, 35393072), (11, 28957968), (12, 26544804), (13, 24502896), (16, 19908603), (18, 17696536), (22, 14478984), (24, 13272402), (26, 12251448), (31, 10275408), (33, 9652656), (36, 8848268), (39, 8167632), (44, 7239492), (48, 6636201), (52, 6125724), (62, 5137704), (66, 4826328), (72, 4424134), (78, 4083816), (88, 3619746), (93, 3425136), (99, 3217552), (104, 3062862), (117, 2722544), (124, 2568852), (132, 2413164), (143, 2227536), (144, 2212067), (156, 2041908), (176, 1809873), (186, 1712568), (198, 1608776), (208, 1531431), (234, 1361272), (248, 1284426), (264, 1206582), (279, 1141712), (286, 1113768), (312, 1020954), (341, 934128), (372, 856284), (396, 804388), (403, 790416), (429, 742512), (468, 680636), (496, 642213), (499, 638352), (528, 603291), (558, 570856), (572, 556884), (624, 510477), (682, 467064), (744, 428142), (792, 402194), (806, 395208), (858, 371256), (936, 340318), (998, 319176), (1023, 311376), (1116, 285428), (1144, 278442), (1209, 263472), (1287, 247504), (1364, 233532), (1488, 214071), (1497, 212784), (1584, 201097), (1612, 197604), (1716, 185628), (1872, 170159), (1996, 159588), (2046, 155688), (2232, 142714), (2288, 139221), (2418, 131736), (2574, 123752), (2728, 116766), (2994, 106392), (3069, 103792), (3224, 98802), (3432, 92814), (3627, 87824), (3992, 79794), (4092, 77844), (4433, 71856), (4464, 71357), (4491, 70928), (4836, 65868), (5148, 61876), (5456, 58383), (5489, 58032), (5988, 53196), (6138, 51896), (6448, 49401), (6487, 49104), (6864, 46407), (7254, 43912), (7984, 39897), (8184, 38922), (8866, 35928), (8982, 35464), (9672, 32934), (10296, 30938), (10978, 29016), (11976, 26598), (12276, 25948), (12974, 24552), (13299, 23952), (14508, 21956), (15469, 20592), (16368, 19461), (16467, 19344), (17732, 17964)]