253645440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:467

約数の個数: 256

約数和(自身を含む): 903312000

約数和(自身を除く): 649666560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 85, 95, 96, 102, 114, 120, 128, 136, 152, 160, 170, 190, 192, 204, 228, 240, 255, 272, 285, 304, 320, 323, 340, 380, 384, 408, 409, 456, 480, 510, 544, 570, 608, 640, 646, 680, 760, 816, 818, 912, 960, 969, 1020, 1088, 1140, 1216, 1227, 1292, 1360, 1520, 1615, 1632, 1636, 1824, 1920, 1938, 2040, 2045, 2176, 2280, 2432, 2454, 2584, 2720, 3040, 3230, 3264, 3272, 3648, 3876, 4080, 4090, 4560, 4845, 4908, 5168, 5440, 6080, 6135, 6460, 6528, 6544, 6953, 7296, 7752, 7771, 8160, 8180, 9120, 9690, 9816, 10336, 10880, 12160, 12270, 12920, 13088, 13906, 15504, 15542, 16320, 16360, 18240, 19380, 19632, 20672, 20859, 23313, 24540, 25840, 26176, 27812, 31008, 31084, 32640, 32720, 34765, 36480, 38760, 38855, 39264, 41344, 41718, 46626, 49080, 51680, 52352, 55624, 62016, 62168, 65440, 69530, 77520, 77710, 78528, 83436, 93252, 98160, 103360, 104295, 111248, 116565, 124032, 124336, 130880, 132107, 139060, 155040, 155420, 157056, 166872, 186504, 196320, 206720, 208590, 222496, 233130, 248672, 261760, 264214, 278120, 310080, 310840, 333744, 373008, 392640, 396321, 417180, 444992, 466260, 497344, 528428, 556240, 620160, 621680, 660535, 667488, 746016, 785280, 792642, 834360, 889984, 932520, 994688, 1056856, 1112480, 1243360, 1321070, 1334976, 1492032, 1585284, 1668720, 1865040, 1981605, 2113712, 2224960, 2486720, 2642140, 2669952, 2984064, 3170568, 3337440, 3730080, 3963210, 4227424, 4449920, 4973440, 5284280, 6341136, 6674880, 7460160, 7926420, 8454848, 10568560, 12682272, 13349760, 14920320, 15852840, 16909696, 21137120, 25364544, 31705680, 42274240, 50729088, 63411360, 84548480, 126822720, 253645440]

約数ペア:

[(1, 253645440), (2, 126822720), (3, 84548480), (4, 63411360), (5, 50729088), (6, 42274240), (8, 31705680), (10, 25364544), (12, 21137120), (15, 16909696), (16, 15852840), (17, 14920320), (19, 13349760), (20, 12682272), (24, 10568560), (30, 8454848), (32, 7926420), (34, 7460160), (38, 6674880), (40, 6341136), (48, 5284280), (51, 4973440), (57, 4449920), (60, 4227424), (64, 3963210), (68, 3730080), (76, 3337440), (80, 3170568), (85, 2984064), (95, 2669952), (96, 2642140), (102, 2486720), (114, 2224960), (120, 2113712), (128, 1981605), (136, 1865040), (152, 1668720), (160, 1585284), (170, 1492032), (190, 1334976), (192, 1321070), (204, 1243360), (228, 1112480), (240, 1056856), (255, 994688), (272, 932520), (285, 889984), (304, 834360), (320, 792642), (323, 785280), (340, 746016), (380, 667488), (384, 660535), (408, 621680), (409, 620160), (456, 556240), (480, 528428), (510, 497344), (544, 466260), (570, 444992), (608, 417180), (640, 396321), (646, 392640), (680, 373008), (760, 333744), (816, 310840), (818, 310080), (912, 278120), (960, 264214), (969, 261760), (1020, 248672), (1088, 233130), (1140, 222496), (1216, 208590), (1227, 206720), (1292, 196320), (1360, 186504), (1520, 166872), (1615, 157056), (1632, 155420), (1636, 155040), (1824, 139060), (1920, 132107), (1938, 130880), (2040, 124336), (2045, 124032), (2176, 116565), (2280, 111248), (2432, 104295), (2454, 103360), (2584, 98160), (2720, 93252), (3040, 83436), (3230, 78528), (3264, 77710), (3272, 77520), (3648, 69530), (3876, 65440), (4080, 62168), (4090, 62016), (4560, 55624), (4845, 52352), (4908, 51680), (5168, 49080), (5440, 46626), (6080, 41718), (6135, 41344), (6460, 39264), (6528, 38855), (6544, 38760), (6953, 36480), (7296, 34765), (7752, 32720), (7771, 32640), (8160, 31084), (8180, 31008), (9120, 27812), (9690, 26176), (9816, 25840), (10336, 24540), (10880, 23313), (12160, 20859), (12270, 20672), (12920, 19632), (13088, 19380), (13906, 18240), (15504, 16360), (15542, 16320)]