457240140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:750

約数の個数: 240

約数和(自身を含む): 1668684864

約数和(自身を除く): 1211444724

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 61, 63, 70, 81, 84, 90, 105, 108, 122, 126, 135, 140, 162, 180, 183, 189, 210, 244, 252, 270, 305, 315, 324, 366, 378, 405, 420, 427, 540, 549, 567, 610, 630, 661, 732, 756, 810, 854, 915, 945, 1098, 1134, 1220, 1260, 1281, 1322, 1620, 1647, 1708, 1830, 1890, 1983, 2135, 2196, 2268, 2562, 2644, 2745, 2835, 3294, 3305, 3660, 3780, 3843, 3966, 4270, 4627, 4941, 5124, 5490, 5670, 5949, 6405, 6588, 6610, 7686, 7932, 8235, 8540, 9254, 9882, 9915, 10980, 11340, 11529, 11898, 12810, 13220, 13881, 15372, 16470, 17847, 18508, 19215, 19764, 19830, 23058, 23135, 23796, 24705, 25620, 27762, 29745, 32940, 34587, 35694, 38430, 39660, 40321, 41643, 46116, 46270, 49410, 53541, 55524, 57645, 59490, 69174, 69405, 71388, 76860, 80642, 83286, 89235, 92540, 98820, 107082, 115290, 118980, 120963, 124929, 138348, 138810, 161284, 166572, 172935, 178470, 201605, 208215, 214164, 230580, 241926, 249858, 267705, 277620, 282247, 345870, 356940, 362889, 374787, 403210, 416430, 483852, 499716, 535410, 564494, 604815, 624645, 691740, 725778, 749574, 806420, 832860, 846741, 1070820, 1088667, 1128988, 1209630, 1249290, 1411235, 1451556, 1499148, 1693482, 1814445, 1873935, 2177334, 2419260, 2498580, 2540223, 2822470, 3266001, 3386964, 3628890, 3747870, 4233705, 4354668, 5080446, 5443335, 5644940, 6532002, 7257780, 7495740, 7620669, 8467410, 10160892, 10886670, 12701115, 13064004, 15241338, 16330005, 16934820, 21773340, 22862007, 25402230, 30482676, 32660010, 38103345, 45724014, 50804460, 65320020, 76206690, 91448028, 114310035, 152413380, 228620070, 457240140]

約数ペア:

[(1, 457240140), (2, 228620070), (3, 152413380), (4, 114310035), (5, 91448028), (6, 76206690), (7, 65320020), (9, 50804460), (10, 45724014), (12, 38103345), (14, 32660010), (15, 30482676), (18, 25402230), (20, 22862007), (21, 21773340), (27, 16934820), (28, 16330005), (30, 15241338), (35, 13064004), (36, 12701115), (42, 10886670), (45, 10160892), (54, 8467410), (60, 7620669), (61, 7495740), (63, 7257780), (70, 6532002), (81, 5644940), (84, 5443335), (90, 5080446), (105, 4354668), (108, 4233705), (122, 3747870), (126, 3628890), (135, 3386964), (140, 3266001), (162, 2822470), (180, 2540223), (183, 2498580), (189, 2419260), (210, 2177334), (244, 1873935), (252, 1814445), (270, 1693482), (305, 1499148), (315, 1451556), (324, 1411235), (366, 1249290), (378, 1209630), (405, 1128988), (420, 1088667), (427, 1070820), (540, 846741), (549, 832860), (567, 806420), (610, 749574), (630, 725778), (661, 691740), (732, 624645), (756, 604815), (810, 564494), (854, 535410), (915, 499716), (945, 483852), (1098, 416430), (1134, 403210), (1220, 374787), (1260, 362889), (1281, 356940), (1322, 345870), (1620, 282247), (1647, 277620), (1708, 267705), (1830, 249858), (1890, 241926), (1983, 230580), (2135, 214164), (2196, 208215), (2268, 201605), (2562, 178470), (2644, 172935), (2745, 166572), (2835, 161284), (3294, 138810), (3305, 138348), (3660, 124929), (3780, 120963), (3843, 118980), (3966, 115290), (4270, 107082), (4627, 98820), (4941, 92540), (5124, 89235), (5490, 83286), (5670, 80642), (5949, 76860), (6405, 71388), (6588, 69405), (6610, 69174), (7686, 59490), (7932, 57645), (8235, 55524), (8540, 53541), (9254, 49410), (9882, 46270), (9915, 46116), (10980, 41643), (11340, 40321), (11529, 39660), (11898, 38430), (12810, 35694), (13220, 34587), (13881, 32940), (15372, 29745), (16470, 27762), (17847, 25620), (18508, 24705), (19215, 23796), (19764, 23135), (19830, 23058)]