1388402208

素因数分解:

$2^5\times 3^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1$

素因数の和:557

約数の個数: 240

約数和(自身を含む): 4338157824

約数和(自身を除く): 2949755616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 37, 48, 54, 62, 72, 74, 81, 93, 96, 108, 111, 124, 144, 148, 162, 186, 216, 222, 248, 279, 288, 296, 324, 333, 372, 432, 444, 467, 496, 558, 592, 648, 666, 744, 837, 864, 888, 934, 992, 999, 1116, 1147, 1184, 1296, 1332, 1401, 1488, 1674, 1776, 1868, 1998, 2232, 2294, 2511, 2592, 2664, 2802, 2976, 2997, 3348, 3441, 3552, 3736, 3996, 4203, 4464, 4588, 5022, 5328, 5604, 5994, 6696, 6882, 7472, 7992, 8406, 8928, 9176, 10044, 10323, 10656, 11208, 11988, 12609, 13392, 13764, 14477, 14944, 15984, 16812, 17279, 18352, 20088, 20646, 22416, 23976, 25218, 26784, 27528, 28954, 30969, 31968, 33624, 34558, 36704, 37827, 40176, 41292, 43431, 44832, 47952, 50436, 51837, 55056, 57908, 61938, 67248, 69116, 75654, 80352, 82584, 86862, 92907, 95904, 100872, 103674, 110112, 115816, 123876, 130293, 134496, 138232, 151308, 155511, 165168, 173724, 185814, 201744, 207348, 231632, 247752, 260586, 276464, 302616, 311022, 330336, 347448, 371628, 390879, 403488, 414696, 463264, 466533, 495504, 521172, 535649, 552928, 605232, 622044, 694896, 743256, 781758, 829392, 933066, 991008, 1042344, 1071298, 1172637, 1210464, 1244088, 1389792, 1399599, 1486512, 1563516, 1606947, 1658784, 1866132, 2084688, 2142596, 2345274, 2488176, 2799198, 2973024, 3127032, 3213894, 3732264, 4169376, 4285192, 4690548, 4820841, 4976352, 5598396, 6254064, 6427788, 7464528, 8570384, 9381096, 9641682, 11196792, 12508128, 12855576, 14462523, 14929056, 17140768, 18762192, 19283364, 22393584, 25711152, 28925046, 37524384, 38566728, 43387569, 44787168, 51422304, 57850092, 77133456, 86775138, 115700184, 154266912, 173550276, 231400368, 347100552, 462800736, 694201104, 1388402208]

約数ペア:

[(1, 1388402208), (2, 694201104), (3, 462800736), (4, 347100552), (6, 231400368), (8, 173550276), (9, 154266912), (12, 115700184), (16, 86775138), (18, 77133456), (24, 57850092), (27, 51422304), (31, 44787168), (32, 43387569), (36, 38566728), (37, 37524384), (48, 28925046), (54, 25711152), (62, 22393584), (72, 19283364), (74, 18762192), (81, 17140768), (93, 14929056), (96, 14462523), (108, 12855576), (111, 12508128), (124, 11196792), (144, 9641682), (148, 9381096), (162, 8570384), (186, 7464528), (216, 6427788), (222, 6254064), (248, 5598396), (279, 4976352), (288, 4820841), (296, 4690548), (324, 4285192), (333, 4169376), (372, 3732264), (432, 3213894), (444, 3127032), (467, 2973024), (496, 2799198), (558, 2488176), (592, 2345274), (648, 2142596), (666, 2084688), (744, 1866132), (837, 1658784), (864, 1606947), (888, 1563516), (934, 1486512), (992, 1399599), (999, 1389792), (1116, 1244088), (1147, 1210464), (1184, 1172637), (1296, 1071298), (1332, 1042344), (1401, 991008), (1488, 933066), (1674, 829392), (1776, 781758), (1868, 743256), (1998, 694896), (2232, 622044), (2294, 605232), (2511, 552928), (2592, 535649), (2664, 521172), (2802, 495504), (2976, 466533), (2997, 463264), (3348, 414696), (3441, 403488), (3552, 390879), (3736, 371628), (3996, 347448), (4203, 330336), (4464, 311022), (4588, 302616), (5022, 276464), (5328, 260586), (5604, 247752), (5994, 231632), (6696, 207348), (6882, 201744), (7472, 185814), (7992, 173724), (8406, 165168), (8928, 155511), (9176, 151308), (10044, 138232), (10323, 134496), (10656, 130293), (11208, 123876), (11988, 115816), (12609, 110112), (13392, 103674), (13764, 100872), (14477, 95904), (14944, 92907), (15984, 86862), (16812, 82584), (17279, 80352), (18352, 75654), (20088, 69116), (20646, 67248), (22416, 61938), (23976, 57908), (25218, 55056), (26784, 51837), (27528, 50436), (28954, 47952), (30969, 44832), (31968, 43431), (33624, 41292), (34558, 40176), (36704, 37827)]