256497192

素因数分解:

$2^3\times 3^6\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 224

約数和(自身を含む): 845719680

約数和(自身を除く): 589222488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 61, 63, 72, 81, 84, 103, 108, 122, 126, 162, 168, 183, 189, 206, 216, 243, 244, 252, 309, 324, 366, 378, 412, 427, 486, 488, 504, 549, 567, 618, 648, 721, 729, 732, 756, 824, 854, 927, 972, 1098, 1134, 1236, 1281, 1442, 1458, 1464, 1512, 1647, 1701, 1708, 1854, 1944, 2163, 2196, 2268, 2472, 2562, 2781, 2884, 2916, 3294, 3402, 3416, 3708, 3843, 4326, 4392, 4536, 4941, 5103, 5124, 5562, 5768, 5832, 6283, 6489, 6588, 6804, 7416, 7686, 8343, 8652, 9882, 10206, 10248, 11124, 11529, 12566, 12978, 13176, 13608, 14823, 15372, 16686, 17304, 18849, 19467, 19764, 20412, 22248, 23058, 25029, 25132, 25956, 29646, 30744, 33372, 34587, 37698, 38934, 39528, 40824, 43981, 44469, 46116, 50058, 50264, 51912, 56547, 58401, 59292, 66744, 69174, 75087, 75396, 77868, 87962, 88938, 92232, 100116, 103761, 113094, 116802, 118584, 131943, 138348, 150174, 150792, 155736, 169641, 175203, 175924, 177876, 200232, 207522, 226188, 233604, 263886, 276696, 300348, 311283, 339282, 350406, 351848, 355752, 395829, 415044, 452376, 467208, 508923, 525609, 527772, 600696, 622566, 678564, 700812, 791658, 830088, 1017846, 1051218, 1055544, 1187487, 1245132, 1357128, 1401624, 1526769, 1583316, 2035692, 2102436, 2374974, 2490264, 3053538, 3166632, 3562461, 4071384, 4204872, 4580307, 4749948, 6107076, 7124922, 9160614, 9499896, 10687383, 12214152, 14249844, 18321228, 21374766, 28499688, 32062149, 36642456, 42749532, 64124298, 85499064, 128248596, 256497192]

約数ペア:

[(1, 256497192), (2, 128248596), (3, 85499064), (4, 64124298), (6, 42749532), (7, 36642456), (8, 32062149), (9, 28499688), (12, 21374766), (14, 18321228), (18, 14249844), (21, 12214152), (24, 10687383), (27, 9499896), (28, 9160614), (36, 7124922), (42, 6107076), (54, 4749948), (56, 4580307), (61, 4204872), (63, 4071384), (72, 3562461), (81, 3166632), (84, 3053538), (103, 2490264), (108, 2374974), (122, 2102436), (126, 2035692), (162, 1583316), (168, 1526769), (183, 1401624), (189, 1357128), (206, 1245132), (216, 1187487), (243, 1055544), (244, 1051218), (252, 1017846), (309, 830088), (324, 791658), (366, 700812), (378, 678564), (412, 622566), (427, 600696), (486, 527772), (488, 525609), (504, 508923), (549, 467208), (567, 452376), (618, 415044), (648, 395829), (721, 355752), (729, 351848), (732, 350406), (756, 339282), (824, 311283), (854, 300348), (927, 276696), (972, 263886), (1098, 233604), (1134, 226188), (1236, 207522), (1281, 200232), (1442, 177876), (1458, 175924), (1464, 175203), (1512, 169641), (1647, 155736), (1701, 150792), (1708, 150174), (1854, 138348), (1944, 131943), (2163, 118584), (2196, 116802), (2268, 113094), (2472, 103761), (2562, 100116), (2781, 92232), (2884, 88938), (2916, 87962), (3294, 77868), (3402, 75396), (3416, 75087), (3708, 69174), (3843, 66744), (4326, 59292), (4392, 58401), (4536, 56547), (4941, 51912), (5103, 50264), (5124, 50058), (5562, 46116), (5768, 44469), (5832, 43981), (6283, 40824), (6489, 39528), (6588, 38934), (6804, 37698), (7416, 34587), (7686, 33372), (8343, 30744), (8652, 29646), (9882, 25956), (10206, 25132), (10248, 25029), (11124, 23058), (11529, 22248), (12566, 20412), (12978, 19764), (13176, 19467), (13608, 18849), (14823, 17304), (15372, 16686)]