178860240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 240

約数和(自身を含む): 656864208

約数和(自身を除く): 478003968

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 97, 104, 117, 120, 130, 144, 156, 180, 194, 195, 197, 208, 234, 240, 260, 291, 312, 360, 388, 390, 394, 468, 485, 520, 582, 585, 591, 624, 720, 776, 780, 788, 873, 936, 970, 985, 1040, 1164, 1170, 1182, 1261, 1455, 1552, 1560, 1576, 1746, 1773, 1872, 1940, 1970, 2328, 2340, 2364, 2522, 2561, 2910, 2955, 3120, 3152, 3492, 3546, 3783, 3880, 3940, 4365, 4656, 4680, 4728, 5044, 5122, 5820, 5910, 6305, 6984, 7092, 7566, 7683, 7760, 7880, 8730, 8865, 9360, 9456, 10088, 10244, 11349, 11640, 11820, 12610, 12805, 13968, 14184, 15132, 15366, 15760, 17460, 17730, 18915, 19109, 20176, 20488, 22698, 23049, 23280, 23640, 25220, 25610, 28368, 30264, 30732, 34920, 35460, 37830, 38218, 38415, 40976, 45396, 46098, 47280, 50440, 51220, 56745, 57327, 60528, 61464, 69840, 70920, 75660, 76436, 76830, 90792, 92196, 95545, 100880, 102440, 113490, 114654, 115245, 122928, 141840, 151320, 152872, 153660, 171981, 181584, 184392, 191090, 204880, 226980, 229308, 230490, 248417, 286635, 302640, 305744, 307320, 343962, 368784, 382180, 453960, 458616, 460980, 496834, 573270, 614640, 687924, 745251, 764360, 859905, 907920, 917232, 921960, 993668, 1146540, 1242085, 1375848, 1490502, 1528720, 1719810, 1843920, 1987336, 2235753, 2293080, 2484170, 2751696, 2981004, 3439620, 3726255, 3974672, 4471506, 4586160, 4968340, 5962008, 6879240, 7452510, 8943012, 9936680, 11178765, 11924016, 13758480, 14905020, 17886024, 19873360, 22357530, 29810040, 35772048, 44715060, 59620080, 89430120, 178860240]

約数ペア:

[(1, 178860240), (2, 89430120), (3, 59620080), (4, 44715060), (5, 35772048), (6, 29810040), (8, 22357530), (9, 19873360), (10, 17886024), (12, 14905020), (13, 13758480), (15, 11924016), (16, 11178765), (18, 9936680), (20, 8943012), (24, 7452510), (26, 6879240), (30, 5962008), (36, 4968340), (39, 4586160), (40, 4471506), (45, 3974672), (48, 3726255), (52, 3439620), (60, 2981004), (65, 2751696), (72, 2484170), (78, 2293080), (80, 2235753), (90, 1987336), (97, 1843920), (104, 1719810), (117, 1528720), (120, 1490502), (130, 1375848), (144, 1242085), (156, 1146540), (180, 993668), (194, 921960), (195, 917232), (197, 907920), (208, 859905), (234, 764360), (240, 745251), (260, 687924), (291, 614640), (312, 573270), (360, 496834), (388, 460980), (390, 458616), (394, 453960), (468, 382180), (485, 368784), (520, 343962), (582, 307320), (585, 305744), (591, 302640), (624, 286635), (720, 248417), (776, 230490), (780, 229308), (788, 226980), (873, 204880), (936, 191090), (970, 184392), (985, 181584), (1040, 171981), (1164, 153660), (1170, 152872), (1182, 151320), (1261, 141840), (1455, 122928), (1552, 115245), (1560, 114654), (1576, 113490), (1746, 102440), (1773, 100880), (1872, 95545), (1940, 92196), (1970, 90792), (2328, 76830), (2340, 76436), (2364, 75660), (2522, 70920), (2561, 69840), (2910, 61464), (2955, 60528), (3120, 57327), (3152, 56745), (3492, 51220), (3546, 50440), (3783, 47280), (3880, 46098), (3940, 45396), (4365, 40976), (4656, 38415), (4680, 38218), (4728, 37830), (5044, 35460), (5122, 34920), (5820, 30732), (5910, 30264), (6305, 28368), (6984, 25610), (7092, 25220), (7566, 23640), (7683, 23280), (7760, 23049), (7880, 22698), (8730, 20488), (8865, 20176), (9360, 19109), (9456, 18915), (10088, 17730), (10244, 17460), (11349, 15760), (11640, 15366), (11820, 15132), (12610, 14184), (12805, 13968)]