68201640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 288

約数和(自身を含む): 256932000

約数和(自身を除く): 188730360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 59, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 118, 120, 130, 152, 156, 169, 171, 177, 180, 190, 195, 228, 234, 236, 247, 260, 285, 295, 312, 338, 342, 354, 360, 380, 390, 456, 468, 472, 494, 507, 520, 531, 570, 585, 590, 676, 684, 708, 741, 760, 767, 780, 845, 855, 885, 936, 988, 1014, 1062, 1121, 1140, 1170, 1180, 1235, 1352, 1368, 1416, 1482, 1521, 1534, 1560, 1690, 1710, 1770, 1976, 2028, 2124, 2223, 2242, 2280, 2301, 2340, 2360, 2470, 2535, 2655, 2964, 3042, 3068, 3211, 3363, 3380, 3420, 3540, 3705, 3835, 4056, 4248, 4446, 4484, 4602, 4680, 4940, 5070, 5310, 5605, 5928, 6084, 6136, 6422, 6726, 6760, 6840, 6903, 7080, 7410, 7605, 7670, 8892, 8968, 9204, 9633, 9880, 9971, 10089, 10140, 10620, 11115, 11210, 11505, 12168, 12844, 13452, 13806, 14573, 14820, 15210, 15340, 16055, 16815, 17784, 18408, 19266, 19942, 20178, 20280, 21240, 22230, 22420, 23010, 25688, 26904, 27612, 28899, 29146, 29640, 29913, 30420, 30680, 32110, 33630, 34515, 38532, 39884, 40356, 43719, 44460, 44840, 46020, 48165, 49855, 50445, 55224, 57798, 58292, 59826, 60840, 64220, 67260, 69030, 72865, 77064, 79768, 80712, 87438, 88920, 89739, 92040, 96330, 99710, 100890, 115596, 116584, 119652, 128440, 131157, 134520, 138060, 144495, 145730, 149565, 174876, 179478, 189449, 192660, 199420, 201780, 218595, 231192, 239304, 262314, 276120, 288990, 291460, 299130, 349752, 358956, 378898, 385320, 398840, 403560, 437190, 448695, 524628, 568347, 577980, 582920, 598260, 655785, 717912, 757796, 874380, 897390, 947245, 1049256, 1136694, 1155960, 1196520, 1311570, 1515592, 1705041, 1748760, 1794780, 1894490, 2273388, 2623140, 2841735, 3410082, 3589560, 3788980, 4546776, 5246280, 5683470, 6820164, 7577960, 8525205, 11366940, 13640328, 17050410, 22733880, 34100820, 68201640]

約数ペア:

[(1, 68201640), (2, 34100820), (3, 22733880), (4, 17050410), (5, 13640328), (6, 11366940), (8, 8525205), (9, 7577960), (10, 6820164), (12, 5683470), (13, 5246280), (15, 4546776), (18, 3788980), (19, 3589560), (20, 3410082), (24, 2841735), (26, 2623140), (30, 2273388), (36, 1894490), (38, 1794780), (39, 1748760), (40, 1705041), (45, 1515592), (52, 1311570), (57, 1196520), (59, 1155960), (60, 1136694), (65, 1049256), (72, 947245), (76, 897390), (78, 874380), (90, 757796), (95, 717912), (104, 655785), (114, 598260), (117, 582920), (118, 577980), (120, 568347), (130, 524628), (152, 448695), (156, 437190), (169, 403560), (171, 398840), (177, 385320), (180, 378898), (190, 358956), (195, 349752), (228, 299130), (234, 291460), (236, 288990), (247, 276120), (260, 262314), (285, 239304), (295, 231192), (312, 218595), (338, 201780), (342, 199420), (354, 192660), (360, 189449), (380, 179478), (390, 174876), (456, 149565), (468, 145730), (472, 144495), (494, 138060), (507, 134520), (520, 131157), (531, 128440), (570, 119652), (585, 116584), (590, 115596), (676, 100890), (684, 99710), (708, 96330), (741, 92040), (760, 89739), (767, 88920), (780, 87438), (845, 80712), (855, 79768), (885, 77064), (936, 72865), (988, 69030), (1014, 67260), (1062, 64220), (1121, 60840), (1140, 59826), (1170, 58292), (1180, 57798), (1235, 55224), (1352, 50445), (1368, 49855), (1416, 48165), (1482, 46020), (1521, 44840), (1534, 44460), (1560, 43719), (1690, 40356), (1710, 39884), (1770, 38532), (1976, 34515), (2028, 33630), (2124, 32110), (2223, 30680), (2242, 30420), (2280, 29913), (2301, 29640), (2340, 29146), (2360, 28899), (2470, 27612), (2535, 26904), (2655, 25688), (2964, 23010), (3042, 22420), (3068, 22230), (3211, 21240), (3363, 20280), (3380, 20178), (3420, 19942), (3540, 19266), (3705, 18408), (3835, 17784), (4056, 16815), (4248, 16055), (4446, 15340), (4484, 15210), (4602, 14820), (4680, 14573), (4940, 13806), (5070, 13452), (5310, 12844), (5605, 12168), (5928, 11505), (6084, 11210), (6136, 11115), (6422, 10620), (6726, 10140), (6760, 10089), (6840, 9971), (6903, 9880), (7080, 9633), (7410, 9204), (7605, 8968), (7670, 8892)]