72163520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 224

約数和(自身を含む): 215066880

約数和(自身を除く): 142903360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 32, 38, 40, 44, 52, 55, 64, 65, 76, 80, 83, 88, 95, 104, 110, 130, 143, 152, 160, 166, 176, 190, 208, 209, 220, 247, 260, 286, 304, 320, 332, 352, 380, 415, 416, 418, 440, 494, 520, 572, 608, 664, 704, 715, 760, 830, 832, 836, 880, 913, 988, 1040, 1045, 1079, 1144, 1216, 1235, 1328, 1430, 1520, 1577, 1660, 1672, 1760, 1826, 1976, 2080, 2090, 2158, 2288, 2470, 2656, 2717, 2860, 3040, 3154, 3320, 3344, 3520, 3652, 3952, 4160, 4180, 4316, 4565, 4576, 4940, 5312, 5395, 5434, 5720, 6080, 6308, 6640, 6688, 7304, 7885, 7904, 8360, 8632, 9130, 9152, 9880, 10790, 10868, 11440, 11869, 12616, 13280, 13376, 13585, 14608, 15770, 15808, 16720, 17264, 17347, 18260, 19760, 20501, 21580, 21736, 22880, 23738, 25232, 26560, 27170, 29216, 31540, 33440, 34528, 34694, 36520, 39520, 41002, 43160, 43472, 45760, 47476, 50464, 54340, 58432, 59345, 63080, 66880, 69056, 69388, 73040, 79040, 82004, 86320, 86735, 86944, 94952, 100928, 102505, 108680, 118690, 126160, 138776, 146080, 164008, 172640, 173470, 173888, 189904, 205010, 217360, 225511, 237380, 252320, 277552, 292160, 328016, 345280, 346940, 379808, 410020, 434720, 451022, 474760, 504640, 555104, 656032, 693880, 759616, 820040, 869440, 902044, 949520, 1110208, 1127555, 1312064, 1387760, 1640080, 1804088, 1899040, 2255110, 2775520, 3280160, 3608176, 3798080, 4510220, 5551040, 6560320, 7216352, 9020440, 14432704, 18040880, 36081760, 72163520]

約数ペア:

[(1, 72163520), (2, 36081760), (4, 18040880), (5, 14432704), (8, 9020440), (10, 7216352), (11, 6560320), (13, 5551040), (16, 4510220), (19, 3798080), (20, 3608176), (22, 3280160), (26, 2775520), (32, 2255110), (38, 1899040), (40, 1804088), (44, 1640080), (52, 1387760), (55, 1312064), (64, 1127555), (65, 1110208), (76, 949520), (80, 902044), (83, 869440), (88, 820040), (95, 759616), (104, 693880), (110, 656032), (130, 555104), (143, 504640), (152, 474760), (160, 451022), (166, 434720), (176, 410020), (190, 379808), (208, 346940), (209, 345280), (220, 328016), (247, 292160), (260, 277552), (286, 252320), (304, 237380), (320, 225511), (332, 217360), (352, 205010), (380, 189904), (415, 173888), (416, 173470), (418, 172640), (440, 164008), (494, 146080), (520, 138776), (572, 126160), (608, 118690), (664, 108680), (704, 102505), (715, 100928), (760, 94952), (830, 86944), (832, 86735), (836, 86320), (880, 82004), (913, 79040), (988, 73040), (1040, 69388), (1045, 69056), (1079, 66880), (1144, 63080), (1216, 59345), (1235, 58432), (1328, 54340), (1430, 50464), (1520, 47476), (1577, 45760), (1660, 43472), (1672, 43160), (1760, 41002), (1826, 39520), (1976, 36520), (2080, 34694), (2090, 34528), (2158, 33440), (2288, 31540), (2470, 29216), (2656, 27170), (2717, 26560), (2860, 25232), (3040, 23738), (3154, 22880), (3320, 21736), (3344, 21580), (3520, 20501), (3652, 19760), (3952, 18260), (4160, 17347), (4180, 17264), (4316, 16720), (4565, 15808), (4576, 15770), (4940, 14608), (5312, 13585), (5395, 13376), (5434, 13280), (5720, 12616), (6080, 11869), (6308, 11440), (6640, 10868), (6688, 10790), (7304, 9880), (7885, 9152), (7904, 9130), (8360, 8632)]