722736

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{239}}^1$

素因数の和:263

約数の個数: 80

約数和(自身を含む): 2380800

約数和(自身を除く): 1658064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 239, 252, 336, 378, 432, 478, 504, 717, 756, 956, 1008, 1434, 1512, 1673, 1912, 2151, 2868, 3024, 3346, 3824, 4302, 5019, 5736, 6453, 6692, 8604, 10038, 11472, 12906, 13384, 15057, 17208, 20076, 25812, 26768, 30114, 34416, 40152, 45171, 51624, 60228, 80304, 90342, 103248, 120456, 180684, 240912, 361368, 722736]

約数ペア:

[(1, 722736), (2, 361368), (3, 240912), (4, 180684), (6, 120456), (7, 103248), (8, 90342), (9, 80304), (12, 60228), (14, 51624), (16, 45171), (18, 40152), (21, 34416), (24, 30114), (27, 26768), (28, 25812), (36, 20076), (42, 17208), (48, 15057), (54, 13384), (56, 12906), (63, 11472), (72, 10038), (84, 8604), (108, 6692), (112, 6453), (126, 5736), (144, 5019), (168, 4302), (189, 3824), (216, 3346), (239, 3024), (252, 2868), (336, 2151), (378, 1912), (432, 1673), (478, 1512), (504, 1434), (717, 1008), (756, 956)]