1257651840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{727}}^1$

素因数の和:819

約数の個数: 256

約数和(自身を含む): 4330609920

約数和(自身を除く): 3072958080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 53, 60, 64, 68, 80, 85, 96, 102, 106, 120, 128, 136, 159, 160, 170, 192, 204, 212, 240, 255, 265, 272, 318, 320, 340, 384, 408, 424, 480, 510, 530, 544, 636, 640, 680, 727, 795, 816, 848, 901, 960, 1020, 1060, 1088, 1272, 1360, 1454, 1590, 1632, 1696, 1802, 1920, 2040, 2120, 2176, 2181, 2544, 2703, 2720, 2908, 3180, 3264, 3392, 3604, 3635, 4080, 4240, 4362, 4505, 5088, 5406, 5440, 5816, 6360, 6528, 6784, 7208, 7270, 8160, 8480, 8724, 9010, 10176, 10812, 10880, 10905, 11632, 12359, 12720, 13515, 14416, 14540, 16320, 16960, 17448, 18020, 20352, 21624, 21810, 23264, 24718, 25440, 27030, 28832, 29080, 32640, 33920, 34896, 36040, 37077, 38531, 43248, 43620, 46528, 49436, 50880, 54060, 57664, 58160, 61795, 69792, 72080, 74154, 77062, 86496, 87240, 93056, 98872, 101760, 108120, 115328, 115593, 116320, 123590, 139584, 144160, 148308, 154124, 172992, 174480, 185385, 192655, 197744, 216240, 231186, 232640, 247180, 279168, 288320, 296616, 308248, 345984, 348960, 370770, 385310, 395488, 432480, 462372, 465280, 494360, 576640, 577965, 593232, 616496, 655027, 697920, 741540, 770620, 790976, 864960, 924744, 988720, 1155930, 1186464, 1232992, 1310054, 1395840, 1483080, 1541240, 1581952, 1729920, 1849488, 1965081, 1977440, 2311860, 2372928, 2465984, 2620108, 2966160, 3082480, 3275135, 3698976, 3930162, 3954880, 4623720, 4745856, 4931968, 5240216, 5932320, 6164960, 6550270, 7397952, 7860324, 7909760, 9247440, 9825405, 10480432, 11864640, 12329920, 13100540, 14795904, 15720648, 18494880, 19650810, 20960864, 23729280, 24659840, 26201080, 31441296, 36989760, 39301620, 41921728, 52402160, 62882592, 73979520, 78603240, 83843456, 104804320, 125765184, 157206480, 209608640, 251530368, 314412960, 419217280, 628825920, 1257651840]

約数ペア:

[(1, 1257651840), (2, 628825920), (3, 419217280), (4, 314412960), (5, 251530368), (6, 209608640), (8, 157206480), (10, 125765184), (12, 104804320), (15, 83843456), (16, 78603240), (17, 73979520), (20, 62882592), (24, 52402160), (30, 41921728), (32, 39301620), (34, 36989760), (40, 31441296), (48, 26201080), (51, 24659840), (53, 23729280), (60, 20960864), (64, 19650810), (68, 18494880), (80, 15720648), (85, 14795904), (96, 13100540), (102, 12329920), (106, 11864640), (120, 10480432), (128, 9825405), (136, 9247440), (159, 7909760), (160, 7860324), (170, 7397952), (192, 6550270), (204, 6164960), (212, 5932320), (240, 5240216), (255, 4931968), (265, 4745856), (272, 4623720), (318, 3954880), (320, 3930162), (340, 3698976), (384, 3275135), (408, 3082480), (424, 2966160), (480, 2620108), (510, 2465984), (530, 2372928), (544, 2311860), (636, 1977440), (640, 1965081), (680, 1849488), (727, 1729920), (795, 1581952), (816, 1541240), (848, 1483080), (901, 1395840), (960, 1310054), (1020, 1232992), (1060, 1186464), (1088, 1155930), (1272, 988720), (1360, 924744), (1454, 864960), (1590, 790976), (1632, 770620), (1696, 741540), (1802, 697920), (1920, 655027), (2040, 616496), (2120, 593232), (2176, 577965), (2181, 576640), (2544, 494360), (2703, 465280), (2720, 462372), (2908, 432480), (3180, 395488), (3264, 385310), (3392, 370770), (3604, 348960), (3635, 345984), (4080, 308248), (4240, 296616), (4362, 288320), (4505, 279168), (5088, 247180), (5406, 232640), (5440, 231186), (5816, 216240), (6360, 197744), (6528, 192655), (6784, 185385), (7208, 174480), (7270, 172992), (8160, 154124), (8480, 148308), (8724, 144160), (9010, 139584), (10176, 123590), (10812, 116320), (10880, 115593), (10905, 115328), (11632, 108120), (12359, 101760), (12720, 98872), (13515, 93056), (14416, 87240), (14540, 86496), (16320, 77062), (16960, 74154), (17448, 72080), (18020, 69792), (20352, 61795), (21624, 58160), (21810, 57664), (23264, 54060), (24718, 50880), (25440, 49436), (27030, 46528), (28832, 43620), (29080, 43248), (32640, 38531), (33920, 37077), (34896, 36040)]