257538204

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 336

約数和(自身を含む): 893147136

約数和(自身を除く): 635608932

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 31, 33, 36, 37, 42, 44, 54, 62, 63, 66, 74, 77, 81, 84, 93, 99, 108, 111, 124, 126, 132, 148, 154, 162, 186, 189, 198, 217, 222, 231, 243, 252, 259, 279, 297, 308, 324, 333, 341, 372, 378, 396, 407, 434, 444, 462, 486, 518, 558, 567, 594, 651, 666, 682, 693, 729, 756, 777, 814, 837, 868, 891, 924, 972, 999, 1023, 1036, 1116, 1134, 1147, 1188, 1221, 1302, 1332, 1364, 1386, 1458, 1554, 1628, 1674, 1701, 1782, 1953, 1998, 2046, 2079, 2268, 2294, 2331, 2387, 2442, 2511, 2604, 2673, 2772, 2849, 2916, 2997, 3069, 3108, 3348, 3402, 3441, 3564, 3663, 3906, 3996, 4092, 4158, 4588, 4662, 4774, 4884, 5022, 5103, 5346, 5698, 5859, 5994, 6138, 6237, 6804, 6882, 6993, 7161, 7326, 7533, 7812, 8019, 8029, 8316, 8547, 8991, 9207, 9324, 9548, 10044, 10206, 10323, 10692, 10989, 11396, 11718, 11988, 12276, 12474, 12617, 13764, 13986, 14322, 14652, 15066, 16038, 16058, 17094, 17577, 17982, 18414, 18711, 20412, 20646, 20979, 21483, 21978, 22599, 23436, 24087, 24948, 25234, 25641, 26973, 27621, 27972, 28644, 30132, 30969, 32076, 32116, 32967, 34188, 35154, 35964, 36828, 37422, 37851, 41292, 41958, 42966, 43956, 45198, 48174, 50468, 51282, 52731, 53946, 55242, 56133, 61938, 62937, 64449, 65934, 70308, 72261, 74844, 75702, 76923, 82863, 83916, 85932, 88319, 90396, 92907, 96348, 98901, 102564, 105462, 107892, 110484, 112266, 113553, 123876, 125874, 128898, 131868, 144522, 151404, 153846, 158193, 165726, 176638, 185814, 188811, 193347, 197802, 210924, 216783, 224532, 227106, 230769, 248589, 251748, 257796, 264957, 278721, 289044, 296703, 307692, 316386, 331452, 340659, 353276, 371628, 377622, 386694, 395604, 433566, 454212, 461538, 497178, 529914, 557442, 580041, 593406, 632772, 650349, 681318, 692307, 755244, 773388, 794871, 836163, 867132, 923076, 994356, 1021977, 1059828, 1114884, 1160082, 1186812, 1300698, 1362636, 1384614, 1589742, 1672326, 1740123, 1951047, 2043954, 2076921, 2320164, 2384613, 2601396, 2769228, 3065931, 3179484, 3344652, 3480246, 3902094, 4087908, 4153842, 4769226, 5853141, 6131862, 6960492, 7153839, 7804188, 8307684, 9197793, 9538452, 11706282, 12263724, 14307678, 18395586, 21461517, 23412564, 28615356, 36791172, 42923034, 64384551, 85846068, 128769102, 257538204]

約数ペア:

[(1, 257538204), (2, 128769102), (3, 85846068), (4, 64384551), (6, 42923034), (7, 36791172), (9, 28615356), (11, 23412564), (12, 21461517), (14, 18395586), (18, 14307678), (21, 12263724), (22, 11706282), (27, 9538452), (28, 9197793), (31, 8307684), (33, 7804188), (36, 7153839), (37, 6960492), (42, 6131862), (44, 5853141), (54, 4769226), (62, 4153842), (63, 4087908), (66, 3902094), (74, 3480246), (77, 3344652), (81, 3179484), (84, 3065931), (93, 2769228), (99, 2601396), (108, 2384613), (111, 2320164), (124, 2076921), (126, 2043954), (132, 1951047), (148, 1740123), (154, 1672326), (162, 1589742), (186, 1384614), (189, 1362636), (198, 1300698), (217, 1186812), (222, 1160082), (231, 1114884), (243, 1059828), (252, 1021977), (259, 994356), (279, 923076), (297, 867132), (308, 836163), (324, 794871), (333, 773388), (341, 755244), (372, 692307), (378, 681318), (396, 650349), (407, 632772), (434, 593406), (444, 580041), (462, 557442), (486, 529914), (518, 497178), (558, 461538), (567, 454212), (594, 433566), (651, 395604), (666, 386694), (682, 377622), (693, 371628), (729, 353276), (756, 340659), (777, 331452), (814, 316386), (837, 307692), (868, 296703), (891, 289044), (924, 278721), (972, 264957), (999, 257796), (1023, 251748), (1036, 248589), (1116, 230769), (1134, 227106), (1147, 224532), (1188, 216783), (1221, 210924), (1302, 197802), (1332, 193347), (1364, 188811), (1386, 185814), (1458, 176638), (1554, 165726), (1628, 158193), (1674, 153846), (1701, 151404), (1782, 144522), (1953, 131868), (1998, 128898), (2046, 125874), (2079, 123876), (2268, 113553), (2294, 112266), (2331, 110484), (2387, 107892), (2442, 105462), (2511, 102564), (2604, 98901), (2673, 96348), (2772, 92907), (2849, 90396), (2916, 88319), (2997, 85932), (3069, 83916), (3108, 82863), (3348, 76923), (3402, 75702), (3441, 74844), (3564, 72261), (3663, 70308), (3906, 65934), (3996, 64449), (4092, 62937), (4158, 61938), (4588, 56133), (4662, 55242), (4774, 53946), (4884, 52731), (5022, 51282), (5103, 50468), (5346, 48174), (5698, 45198), (5859, 43956), (5994, 42966), (6138, 41958), (6237, 41292), (6804, 37851), (6882, 37422), (6993, 36828), (7161, 35964), (7326, 35154), (7533, 34188), (7812, 32967), (8019, 32116), (8029, 32076), (8316, 30969), (8547, 30132), (8991, 28644), (9207, 27972), (9324, 27621), (9548, 26973), (10044, 25641), (10206, 25234), (10323, 24948), (10692, 24087), (10989, 23436), (11396, 22599), (11718, 21978), (11988, 21483), (12276, 20979), (12474, 20646), (12617, 20412), (13764, 18711), (13986, 18414), (14322, 17982), (14652, 17577), (15066, 17094), (16038, 16058)]