72728656

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:297

約数の個数: 160

約数和(自身を含む): 199987200

約数和(自身を除く): 127258544

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 19, 22, 26, 28, 38, 44, 52, 56, 76, 77, 88, 91, 104, 112, 133, 143, 152, 154, 176, 182, 208, 209, 239, 247, 266, 286, 304, 308, 364, 418, 478, 494, 532, 572, 616, 728, 836, 956, 988, 1001, 1064, 1144, 1232, 1456, 1463, 1672, 1673, 1729, 1912, 1976, 2002, 2128, 2288, 2629, 2717, 2926, 3107, 3344, 3346, 3458, 3824, 3952, 4004, 4541, 5258, 5434, 5852, 6214, 6692, 6916, 8008, 9082, 10516, 10868, 11704, 12428, 13384, 13832, 16016, 18164, 18403, 19019, 21032, 21736, 21749, 23408, 24856, 26768, 27664, 31787, 34177, 36328, 36806, 38038, 42064, 43472, 43498, 49712, 49951, 59033, 63574, 68354, 72656, 73612, 76076, 86996, 99902, 118066, 127148, 136708, 147224, 152152, 173992, 199804, 236132, 239239, 254296, 273416, 294448, 304304, 347984, 349657, 399608, 413231, 472264, 478478, 508592, 546832, 649363, 699314, 799216, 826462, 944528, 956956, 1298726, 1398628, 1652924, 1913912, 2597452, 2797256, 3305848, 3827824, 4545541, 5194904, 5594512, 6611696, 9091082, 10389808, 18182164, 36364328, 72728656]

約数ペア:

[(1, 72728656), (2, 36364328), (4, 18182164), (7, 10389808), (8, 9091082), (11, 6611696), (13, 5594512), (14, 5194904), (16, 4545541), (19, 3827824), (22, 3305848), (26, 2797256), (28, 2597452), (38, 1913912), (44, 1652924), (52, 1398628), (56, 1298726), (76, 956956), (77, 944528), (88, 826462), (91, 799216), (104, 699314), (112, 649363), (133, 546832), (143, 508592), (152, 478478), (154, 472264), (176, 413231), (182, 399608), (208, 349657), (209, 347984), (239, 304304), (247, 294448), (266, 273416), (286, 254296), (304, 239239), (308, 236132), (364, 199804), (418, 173992), (478, 152152), (494, 147224), (532, 136708), (572, 127148), (616, 118066), (728, 99902), (836, 86996), (956, 76076), (988, 73612), (1001, 72656), (1064, 68354), (1144, 63574), (1232, 59033), (1456, 49951), (1463, 49712), (1672, 43498), (1673, 43472), (1729, 42064), (1912, 38038), (1976, 36806), (2002, 36328), (2128, 34177), (2288, 31787), (2629, 27664), (2717, 26768), (2926, 24856), (3107, 23408), (3344, 21749), (3346, 21736), (3458, 21032), (3824, 19019), (3952, 18403), (4004, 18164), (4541, 16016), (5258, 13832), (5434, 13384), (5852, 12428), (6214, 11704), (6692, 10868), (6916, 10516), (8008, 9082)]