787989280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:331

約数の個数: 192

約数和(自身を含む): 2140508160

約数和(自身を除く): 1352518880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 127, 130, 152, 157, 160, 190, 208, 247, 254, 260, 304, 314, 380, 416, 494, 508, 520, 608, 628, 635, 760, 785, 988, 1016, 1040, 1235, 1256, 1270, 1520, 1570, 1651, 1976, 2032, 2041, 2080, 2413, 2470, 2512, 2540, 2983, 3040, 3140, 3302, 3952, 4064, 4082, 4826, 4940, 5024, 5080, 5966, 6280, 6604, 7904, 8164, 8255, 9652, 9880, 10160, 10205, 11932, 12065, 12560, 13208, 14915, 16328, 16510, 19304, 19760, 19939, 20320, 20410, 23864, 24130, 25120, 26416, 29830, 31369, 32656, 33020, 38608, 38779, 39520, 39878, 40820, 47728, 48260, 52832, 59660, 62738, 65312, 66040, 77216, 77558, 79756, 81640, 95456, 96520, 99695, 119320, 125476, 132080, 155116, 156845, 159512, 163280, 193040, 193895, 199390, 238640, 250952, 259207, 264160, 310232, 313690, 319024, 326560, 378841, 386080, 387790, 398780, 477280, 501904, 518414, 620464, 627380, 638048, 757682, 775580, 797560, 1003808, 1036828, 1240928, 1254760, 1296035, 1515364, 1551160, 1595120, 1894205, 2073656, 2509520, 2592070, 3030728, 3102320, 3190240, 3788410, 4147312, 4924933, 5019040, 5184140, 6061456, 6204640, 7576820, 8294624, 9849866, 10368280, 12122912, 15153640, 19699732, 20736560, 24624665, 30307280, 39399464, 41473120, 49249330, 60614560, 78798928, 98498660, 157597856, 196997320, 393994640, 787989280]

約数ペア:

[(1, 787989280), (2, 393994640), (4, 196997320), (5, 157597856), (8, 98498660), (10, 78798928), (13, 60614560), (16, 49249330), (19, 41473120), (20, 39399464), (26, 30307280), (32, 24624665), (38, 20736560), (40, 19699732), (52, 15153640), (65, 12122912), (76, 10368280), (80, 9849866), (95, 8294624), (104, 7576820), (127, 6204640), (130, 6061456), (152, 5184140), (157, 5019040), (160, 4924933), (190, 4147312), (208, 3788410), (247, 3190240), (254, 3102320), (260, 3030728), (304, 2592070), (314, 2509520), (380, 2073656), (416, 1894205), (494, 1595120), (508, 1551160), (520, 1515364), (608, 1296035), (628, 1254760), (635, 1240928), (760, 1036828), (785, 1003808), (988, 797560), (1016, 775580), (1040, 757682), (1235, 638048), (1256, 627380), (1270, 620464), (1520, 518414), (1570, 501904), (1651, 477280), (1976, 398780), (2032, 387790), (2041, 386080), (2080, 378841), (2413, 326560), (2470, 319024), (2512, 313690), (2540, 310232), (2983, 264160), (3040, 259207), (3140, 250952), (3302, 238640), (3952, 199390), (4064, 193895), (4082, 193040), (4826, 163280), (4940, 159512), (5024, 156845), (5080, 155116), (5966, 132080), (6280, 125476), (6604, 119320), (7904, 99695), (8164, 96520), (8255, 95456), (9652, 81640), (9880, 79756), (10160, 77558), (10205, 77216), (11932, 66040), (12065, 65312), (12560, 62738), (13208, 59660), (14915, 52832), (16328, 48260), (16510, 47728), (19304, 40820), (19760, 39878), (19939, 39520), (20320, 38779), (20410, 38608), (23864, 33020), (24130, 32656), (25120, 31369), (26416, 29830)]