18949875840

素因数分解:

$2^7\times 3^2\times 5^1\times 7^2\times {\mathrm{67141}}^1$

素因数の和:67180

約数の個数: 288

約数和(自身を含む): 76120899660

約数和(自身を除く): 57171023820

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 384, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 640, 672, 720, 735, 784, 840, 882, 896, 960, 980, 1008, 1120, 1152, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1764, 1920, 1960, 2016, 2205, 2240, 2352, 2520, 2688, 2880, 2940, 3136, 3360, 3528, 3920, 4032, 4410, 4480, 4704, 5040, 5760, 5880, 6272, 6720, 7056, 7840, 8064, 8820, 9408, 10080, 11760, 13440, 14112, 15680, 17640, 18816, 20160, 23520, 28224, 31360, 35280, 40320, 47040, 56448, 67141, 70560, 94080, 134282, 141120, 201423, 268564, 282240, 335705, 402846, 469987, 537128, 604269, 671410, 805692, 939974, 1007115, 1074256, 1208538, 1342820, 1409961, 1611384, 1879948, 2014230, 2148512, 2349935, 2417076, 2685640, 2819922, 3021345, 3222768, 3289909, 3759896, 4028460, 4229883, 4297024, 4699870, 4834152, 5371280, 5639844, 6042690, 6445536, 6579818, 7049805, 7519792, 8056920, 8459766, 8594048, 9399740, 9668304, 9869727, 10742560, 11279688, 12085380, 12891072, 13159636, 14099610, 15039584, 16113840, 16449545, 16919532, 18799480, 19336608, 19739454, 21149415, 21485120, 22559376, 24170760, 25782144, 26319272, 28199220, 29609181, 30079168, 32227680, 32899090, 33839064, 37598960, 38673216, 39478908, 42298830, 42970240, 45118752, 48341520, 49348635, 52638544, 56398440, 59218362, 60158336, 64455360, 65798180, 67678128, 75197920, 77346432, 78957816, 84597660, 90237504, 96683040, 98697270, 105277088, 112796880, 118436724, 128910720, 131596360, 135356256, 148045905, 150395840, 157915632, 169195320, 180475008, 193366080, 197394540, 210554176, 225593760, 236873448, 263192720, 270712512, 296091810, 300791680, 315831264, 338390640, 386732160, 394789080, 421108352, 451187520, 473746896, 526385440, 541425024, 592183620, 631662528, 676781280, 789578160, 902375040, 947493792, 1052770880, 1184367240, 1263325056, 1353562560, 1579156320, 1894987584, 2105541760, 2368734480, 2707125120, 3158312640, 3789975168, 4737468960, 6316625280, 9474937920, 18949875840]

約数ペア:

[(1, 18949875840), (2, 9474937920), (3, 6316625280), (4, 4737468960), (5, 3789975168), (6, 3158312640), (7, 2707125120), (8, 2368734480), (9, 2105541760), (10, 1894987584), (12, 1579156320), (14, 1353562560), (15, 1263325056), (16, 1184367240), (18, 1052770880), (20, 947493792), (21, 902375040), (24, 789578160), (28, 676781280), (30, 631662528), (32, 592183620), (35, 541425024), (36, 526385440), (40, 473746896), (42, 451187520), (45, 421108352), (48, 394789080), (49, 386732160), (56, 338390640), (60, 315831264), (63, 300791680), (64, 296091810), (70, 270712512), (72, 263192720), (80, 236873448), (84, 225593760), (90, 210554176), (96, 197394540), (98, 193366080), (105, 180475008), (112, 169195320), (120, 157915632), (126, 150395840), (128, 148045905), (140, 135356256), (144, 131596360), (147, 128910720), (160, 118436724), (168, 112796880), (180, 105277088), (192, 98697270), (196, 96683040), (210, 90237504), (224, 84597660), (240, 78957816), (245, 77346432), (252, 75197920), (280, 67678128), (288, 65798180), (294, 64455360), (315, 60158336), (320, 59218362), (336, 56398440), (360, 52638544), (384, 49348635), (392, 48341520), (420, 45118752), (441, 42970240), (448, 42298830), (480, 39478908), (490, 38673216), (504, 37598960), (560, 33839064), (576, 32899090), (588, 32227680), (630, 30079168), (640, 29609181), (672, 28199220), (720, 26319272), (735, 25782144), (784, 24170760), (840, 22559376), (882, 21485120), (896, 21149415), (960, 19739454), (980, 19336608), (1008, 18799480), (1120, 16919532), (1152, 16449545), (1176, 16113840), (1260, 15039584), (1344, 14099610), (1440, 13159636), (1470, 12891072), (1568, 12085380), (1680, 11279688), (1764, 10742560), (1920, 9869727), (1960, 9668304), (2016, 9399740), (2205, 8594048), (2240, 8459766), (2352, 8056920), (2520, 7519792), (2688, 7049805), (2880, 6579818), (2940, 6445536), (3136, 6042690), (3360, 5639844), (3528, 5371280), (3920, 4834152), (4032, 4699870), (4410, 4297024), (4480, 4229883), (4704, 4028460), (5040, 3759896), (5760, 3289909), (5880, 3222768), (6272, 3021345), (6720, 2819922), (7056, 2685640), (7840, 2417076), (8064, 2349935), (8820, 2148512), (9408, 2014230), (10080, 1879948), (11760, 1611384), (13440, 1409961), (14112, 1342820), (15680, 1208538), (17640, 1074256), (18816, 1007115), (20160, 939974), (23520, 805692), (28224, 671410), (31360, 604269), (35280, 537128), (40320, 469987), (47040, 402846), (56448, 335705), (67141, 282240), (70560, 268564), (94080, 201423), (134282, 141120)]