25128180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:84

約数の個数: 288

約数和(自身を含む): 99590400

約数和(自身を除く): 74462220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 37, 42, 44, 45, 49, 55, 60, 63, 66, 70, 74, 77, 84, 90, 98, 99, 105, 110, 111, 126, 132, 140, 147, 148, 154, 165, 180, 185, 196, 198, 210, 220, 222, 231, 245, 252, 259, 294, 308, 315, 330, 333, 343, 370, 385, 396, 407, 420, 441, 444, 462, 490, 495, 518, 539, 555, 588, 630, 660, 666, 686, 693, 735, 740, 770, 777, 814, 882, 924, 980, 990, 1029, 1036, 1078, 1110, 1155, 1221, 1260, 1295, 1332, 1372, 1386, 1470, 1540, 1554, 1617, 1628, 1665, 1715, 1764, 1813, 1980, 2035, 2058, 2156, 2205, 2220, 2310, 2331, 2442, 2590, 2695, 2772, 2849, 2940, 3087, 3108, 3234, 3330, 3430, 3465, 3626, 3663, 3773, 3885, 4070, 4116, 4410, 4620, 4662, 4851, 4884, 5145, 5180, 5390, 5439, 5698, 6105, 6174, 6468, 6660, 6860, 6930, 7252, 7326, 7546, 7770, 8085, 8140, 8547, 8820, 9065, 9324, 9702, 10290, 10780, 10878, 11319, 11396, 11655, 12210, 12348, 12691, 13860, 14245, 14652, 15092, 15435, 15540, 16170, 16317, 17094, 18130, 18315, 18865, 19404, 19943, 20580, 21756, 22638, 23310, 24255, 24420, 25382, 25641, 27195, 28490, 30870, 32340, 32634, 33957, 34188, 36260, 36630, 37730, 38073, 39886, 42735, 45276, 46620, 48510, 50764, 51282, 54390, 56595, 56980, 59829, 61740, 63455, 65268, 67914, 73260, 75460, 76146, 79772, 81585, 85470, 97020, 99715, 102564, 108780, 113190, 114219, 119658, 126910, 128205, 135828, 139601, 152292, 163170, 169785, 170940, 179487, 190365, 199430, 226380, 228438, 239316, 253820, 256410, 279202, 299145, 326340, 339570, 358974, 380730, 398860, 418803, 456876, 512820, 558404, 571095, 598290, 679140, 698005, 717948, 761460, 837606, 897435, 1142190, 1196580, 1256409, 1396010, 1675212, 1794870, 2094015, 2284380, 2512818, 2792020, 3589740, 4188030, 5025636, 6282045, 8376060, 12564090, 25128180]

約数ペア:

[(1, 25128180), (2, 12564090), (3, 8376060), (4, 6282045), (5, 5025636), (6, 4188030), (7, 3589740), (9, 2792020), (10, 2512818), (11, 2284380), (12, 2094015), (14, 1794870), (15, 1675212), (18, 1396010), (20, 1256409), (21, 1196580), (22, 1142190), (28, 897435), (30, 837606), (33, 761460), (35, 717948), (36, 698005), (37, 679140), (42, 598290), (44, 571095), (45, 558404), (49, 512820), (55, 456876), (60, 418803), (63, 398860), (66, 380730), (70, 358974), (74, 339570), (77, 326340), (84, 299145), (90, 279202), (98, 256410), (99, 253820), (105, 239316), (110, 228438), (111, 226380), (126, 199430), (132, 190365), (140, 179487), (147, 170940), (148, 169785), (154, 163170), (165, 152292), (180, 139601), (185, 135828), (196, 128205), (198, 126910), (210, 119658), (220, 114219), (222, 113190), (231, 108780), (245, 102564), (252, 99715), (259, 97020), (294, 85470), (308, 81585), (315, 79772), (330, 76146), (333, 75460), (343, 73260), (370, 67914), (385, 65268), (396, 63455), (407, 61740), (420, 59829), (441, 56980), (444, 56595), (462, 54390), (490, 51282), (495, 50764), (518, 48510), (539, 46620), (555, 45276), (588, 42735), (630, 39886), (660, 38073), (666, 37730), (686, 36630), (693, 36260), (735, 34188), (740, 33957), (770, 32634), (777, 32340), (814, 30870), (882, 28490), (924, 27195), (980, 25641), (990, 25382), (1029, 24420), (1036, 24255), (1078, 23310), (1110, 22638), (1155, 21756), (1221, 20580), (1260, 19943), (1295, 19404), (1332, 18865), (1372, 18315), (1386, 18130), (1470, 17094), (1540, 16317), (1554, 16170), (1617, 15540), (1628, 15435), (1665, 15092), (1715, 14652), (1764, 14245), (1813, 13860), (1980, 12691), (2035, 12348), (2058, 12210), (2156, 11655), (2205, 11396), (2220, 11319), (2310, 10878), (2331, 10780), (2442, 10290), (2590, 9702), (2695, 9324), (2772, 9065), (2849, 8820), (2940, 8547), (3087, 8140), (3108, 8085), (3234, 7770), (3330, 7546), (3430, 7326), (3465, 7252), (3626, 6930), (3663, 6860), (3773, 6660), (3885, 6468), (4070, 6174), (4116, 6105), (4410, 5698), (4620, 5439), (4662, 5390), (4851, 5180), (4884, 5145)]