21874729680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{1571}}^1$

素因数の和:1906

約数の個数: 240

約数和(自身を含む): 74714342976

約数和(自身を除く): 52839613296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 83, 90, 120, 144, 166, 180, 233, 240, 249, 332, 360, 415, 466, 498, 664, 699, 720, 747, 830, 932, 996, 1165, 1245, 1328, 1398, 1494, 1571, 1660, 1864, 1992, 2097, 2330, 2490, 2796, 2988, 3142, 3320, 3495, 3728, 3735, 3984, 4194, 4660, 4713, 4980, 5592, 5976, 6284, 6640, 6990, 7470, 7855, 8388, 9320, 9426, 9960, 10485, 11184, 11952, 12568, 13980, 14139, 14940, 15710, 16776, 18640, 18852, 19339, 19920, 20970, 23565, 25136, 27960, 28278, 29880, 31420, 33552, 37704, 38678, 41940, 47130, 55920, 56556, 58017, 59760, 62840, 70695, 75408, 77356, 83880, 94260, 96695, 113112, 116034, 125680, 130393, 141390, 154712, 167760, 174051, 188520, 193390, 226224, 232068, 260786, 282780, 290085, 309424, 348102, 366043, 377040, 386780, 391179, 464136, 521572, 565560, 580170, 651965, 696204, 732086, 773560, 782358, 870255, 928272, 1043144, 1098129, 1131120, 1160340, 1173537, 1303930, 1392408, 1464172, 1547120, 1564716, 1740510, 1830215, 1955895, 2086288, 2196258, 2320680, 2347074, 2607860, 2784816, 2928344, 3129432, 3294387, 3481020, 3660430, 3911790, 4392516, 4641360, 4694148, 5215720, 5490645, 5856688, 5867685, 6258864, 6588774, 6962040, 7320860, 7823580, 8785032, 9388296, 10431440, 10981290, 11735370, 13177548, 13924080, 14641720, 15647160, 16471935, 17570064, 18776592, 21962580, 23470740, 26355096, 29283440, 30381569, 31294320, 32943870, 43925160, 46941480, 52710192, 60763138, 65887740, 87850320, 91144707, 93882960, 121526276, 131775480, 151907845, 182289414, 243052552, 263550960, 273434121, 303815690, 364578828, 455723535, 486105104, 546868242, 607631380, 729157656, 911447070, 1093736484, 1215262760, 1367170605, 1458315312, 1822894140, 2187472968, 2430525520, 2734341210, 3645788280, 4374945936, 5468682420, 7291576560, 10937364840, 21874729680]

約数ペア:

[(1, 21874729680), (2, 10937364840), (3, 7291576560), (4, 5468682420), (5, 4374945936), (6, 3645788280), (8, 2734341210), (9, 2430525520), (10, 2187472968), (12, 1822894140), (15, 1458315312), (16, 1367170605), (18, 1215262760), (20, 1093736484), (24, 911447070), (30, 729157656), (36, 607631380), (40, 546868242), (45, 486105104), (48, 455723535), (60, 364578828), (72, 303815690), (80, 273434121), (83, 263550960), (90, 243052552), (120, 182289414), (144, 151907845), (166, 131775480), (180, 121526276), (233, 93882960), (240, 91144707), (249, 87850320), (332, 65887740), (360, 60763138), (415, 52710192), (466, 46941480), (498, 43925160), (664, 32943870), (699, 31294320), (720, 30381569), (747, 29283440), (830, 26355096), (932, 23470740), (996, 21962580), (1165, 18776592), (1245, 17570064), (1328, 16471935), (1398, 15647160), (1494, 14641720), (1571, 13924080), (1660, 13177548), (1864, 11735370), (1992, 10981290), (2097, 10431440), (2330, 9388296), (2490, 8785032), (2796, 7823580), (2988, 7320860), (3142, 6962040), (3320, 6588774), (3495, 6258864), (3728, 5867685), (3735, 5856688), (3984, 5490645), (4194, 5215720), (4660, 4694148), (4713, 4641360), (4980, 4392516), (5592, 3911790), (5976, 3660430), (6284, 3481020), (6640, 3294387), (6990, 3129432), (7470, 2928344), (7855, 2784816), (8388, 2607860), (9320, 2347074), (9426, 2320680), (9960, 2196258), (10485, 2086288), (11184, 1955895), (11952, 1830215), (12568, 1740510), (13980, 1564716), (14139, 1547120), (14940, 1464172), (15710, 1392408), (16776, 1303930), (18640, 1173537), (18852, 1160340), (19339, 1131120), (19920, 1098129), (20970, 1043144), (23565, 928272), (25136, 870255), (27960, 782358), (28278, 773560), (29880, 732086), (31420, 696204), (33552, 651965), (37704, 580170), (38678, 565560), (41940, 521572), (47130, 464136), (55920, 391179), (56556, 386780), (58017, 377040), (59760, 366043), (62840, 348102), (70695, 309424), (75408, 290085), (77356, 282780), (83880, 260786), (94260, 232068), (96695, 226224), (113112, 193390), (116034, 188520), (125680, 174051), (130393, 167760), (141390, 154712)]