642935040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:557

約数の個数: 288

約数和(自身を含む): 2317012992

約数和(自身を除く): 1674077952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 256, 264, 310, 320, 330, 341, 352, 372, 384, 440, 465, 480, 491, 496, 528, 620, 640, 660, 682, 704, 744, 768, 880, 930, 960, 982, 992, 1023, 1056, 1240, 1280, 1320, 1364, 1408, 1473, 1488, 1705, 1760, 1860, 1920, 1964, 1984, 2046, 2112, 2455, 2480, 2640, 2728, 2816, 2946, 2976, 3410, 3520, 3720, 3840, 3928, 3968, 4092, 4224, 4910, 4960, 5115, 5280, 5401, 5456, 5892, 5952, 6820, 7040, 7365, 7440, 7856, 7936, 8184, 8448, 9820, 9920, 10230, 10560, 10802, 10912, 11784, 11904, 13640, 14080, 14730, 14880, 15221, 15712, 16203, 16368, 19640, 19840, 20460, 21120, 21604, 21824, 23568, 23808, 27005, 27280, 29460, 29760, 30442, 31424, 32406, 32736, 39280, 39680, 40920, 42240, 43208, 43648, 45663, 47136, 54010, 54560, 58920, 59520, 60884, 62848, 64812, 65472, 76105, 78560, 81015, 81840, 86416, 87296, 91326, 94272, 108020, 109120, 117840, 119040, 121768, 125696, 129624, 130944, 152210, 157120, 162030, 163680, 167431, 172832, 182652, 188544, 216040, 218240, 228315, 235680, 243536, 259248, 261888, 304420, 314240, 324060, 327360, 334862, 345664, 365304, 377088, 432080, 436480, 456630, 471360, 487072, 502293, 518496, 608840, 628480, 648120, 654720, 669724, 691328, 730608, 837155, 864160, 913260, 942720, 974144, 1004586, 1036992, 1217680, 1296240, 1309440, 1339448, 1382656, 1461216, 1674310, 1728320, 1826520, 1885440, 1948288, 2009172, 2073984, 2435360, 2511465, 2592480, 2678896, 2922432, 3348620, 3456640, 3653040, 3896576, 4018344, 4147968, 4870720, 5022930, 5184960, 5357792, 5844864, 6697240, 6913280, 7306080, 8036688, 9741440, 10045860, 10369920, 10715584, 11689728, 13394480, 14612160, 16073376, 19482880, 20091720, 20739840, 21431168, 26788960, 29224320, 32146752, 40183440, 42862336, 53577920, 58448640, 64293504, 80366880, 107155840, 128587008, 160733760, 214311680, 321467520, 642935040]

約数ペア:

[(1, 642935040), (2, 321467520), (3, 214311680), (4, 160733760), (5, 128587008), (6, 107155840), (8, 80366880), (10, 64293504), (11, 58448640), (12, 53577920), (15, 42862336), (16, 40183440), (20, 32146752), (22, 29224320), (24, 26788960), (30, 21431168), (31, 20739840), (32, 20091720), (33, 19482880), (40, 16073376), (44, 14612160), (48, 13394480), (55, 11689728), (60, 10715584), (62, 10369920), (64, 10045860), (66, 9741440), (80, 8036688), (88, 7306080), (93, 6913280), (96, 6697240), (110, 5844864), (120, 5357792), (124, 5184960), (128, 5022930), (132, 4870720), (155, 4147968), (160, 4018344), (165, 3896576), (176, 3653040), (186, 3456640), (192, 3348620), (220, 2922432), (240, 2678896), (248, 2592480), (256, 2511465), (264, 2435360), (310, 2073984), (320, 2009172), (330, 1948288), (341, 1885440), (352, 1826520), (372, 1728320), (384, 1674310), (440, 1461216), (465, 1382656), (480, 1339448), (491, 1309440), (496, 1296240), (528, 1217680), (620, 1036992), (640, 1004586), (660, 974144), (682, 942720), (704, 913260), (744, 864160), (768, 837155), (880, 730608), (930, 691328), (960, 669724), (982, 654720), (992, 648120), (1023, 628480), (1056, 608840), (1240, 518496), (1280, 502293), (1320, 487072), (1364, 471360), (1408, 456630), (1473, 436480), (1488, 432080), (1705, 377088), (1760, 365304), (1860, 345664), (1920, 334862), (1964, 327360), (1984, 324060), (2046, 314240), (2112, 304420), (2455, 261888), (2480, 259248), (2640, 243536), (2728, 235680), (2816, 228315), (2946, 218240), (2976, 216040), (3410, 188544), (3520, 182652), (3720, 172832), (3840, 167431), (3928, 163680), (3968, 162030), (4092, 157120), (4224, 152210), (4910, 130944), (4960, 129624), (5115, 125696), (5280, 121768), (5401, 119040), (5456, 117840), (5892, 109120), (5952, 108020), (6820, 94272), (7040, 91326), (7365, 87296), (7440, 86416), (7856, 81840), (7936, 81015), (8184, 78560), (8448, 76105), (9820, 65472), (9920, 64812), (10230, 62848), (10560, 60884), (10802, 59520), (10912, 58920), (11784, 54560), (11904, 54010), (13640, 47136), (14080, 45663), (14730, 43648), (14880, 43208), (15221, 42240), (15712, 40920), (16203, 39680), (16368, 39280), (19640, 32736), (19840, 32406), (20460, 31424), (21120, 30442), (21604, 29760), (21824, 29460), (23568, 27280), (23808, 27005)]