1243289320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17977}}^1$

素因数の和:18027

約数の個数: 128

約数和(自身を含む): 3624364800

約数和(自身を除く): 2381075480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1064, 1235, 1330, 1729, 1820, 1976, 2470, 2660, 3458, 3640, 4940, 5320, 6916, 8645, 9880, 13832, 17290, 17977, 34580, 35954, 69160, 71908, 89885, 125839, 143816, 179770, 233701, 251678, 341563, 359540, 467402, 503356, 629195, 683126, 719080, 934804, 1006712, 1168505, 1258390, 1366252, 1635907, 1707815, 1869608, 2337010, 2390941, 2516780, 2732504, 3271814, 3415630, 4440319, 4674020, 4781882, 5033560, 6543628, 6831260, 8179535, 8880638, 9348040, 9563764, 11954705, 13087256, 13662520, 16359070, 17761276, 19127528, 22201595, 23909410, 31082233, 32718140, 35522552, 44403190, 47818820, 62164466, 65436280, 88806380, 95637640, 124328932, 155411165, 177612760, 248657864, 310822330, 621644660, 1243289320]

約数ペア:

[(1, 1243289320), (2, 621644660), (4, 310822330), (5, 248657864), (7, 177612760), (8, 155411165), (10, 124328932), (13, 95637640), (14, 88806380), (19, 65436280), (20, 62164466), (26, 47818820), (28, 44403190), (35, 35522552), (38, 32718140), (40, 31082233), (52, 23909410), (56, 22201595), (65, 19127528), (70, 17761276), (76, 16359070), (91, 13662520), (95, 13087256), (104, 11954705), (130, 9563764), (133, 9348040), (140, 8880638), (152, 8179535), (182, 6831260), (190, 6543628), (247, 5033560), (260, 4781882), (266, 4674020), (280, 4440319), (364, 3415630), (380, 3271814), (455, 2732504), (494, 2516780), (520, 2390941), (532, 2337010), (665, 1869608), (728, 1707815), (760, 1635907), (910, 1366252), (988, 1258390), (1064, 1168505), (1235, 1006712), (1330, 934804), (1729, 719080), (1820, 683126), (1976, 629195), (2470, 503356), (2660, 467402), (3458, 359540), (3640, 341563), (4940, 251678), (5320, 233701), (6916, 179770), (8645, 143816), (9880, 125839), (13832, 89885), (17290, 71908), (17977, 69160), (34580, 35954)]