145564440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{173291}}^1$

素因数の和:173312

約数の個数: 64

約数和(自身を含む): 499080960

約数和(自身を除く): 353516520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 173291, 346582, 519873, 693164, 866455, 1039746, 1213037, 1386328, 1732910, 2079492, 2426074, 2599365, 3465820, 3639111, 4158984, 4852148, 5198730, 6065185, 6931640, 7278222, 9704296, 10397460, 12130370, 14556444, 18195555, 20794920, 24260740, 29112888, 36391110, 48521480, 72782220, 145564440]

約数ペア:

[(1, 145564440), (2, 72782220), (3, 48521480), (4, 36391110), (5, 29112888), (6, 24260740), (7, 20794920), (8, 18195555), (10, 14556444), (12, 12130370), (14, 10397460), (15, 9704296), (20, 7278222), (21, 6931640), (24, 6065185), (28, 5198730), (30, 4852148), (35, 4158984), (40, 3639111), (42, 3465820), (56, 2599365), (60, 2426074), (70, 2079492), (84, 1732910), (105, 1386328), (120, 1213037), (140, 1039746), (168, 866455), (210, 693164), (280, 519873), (420, 346582), (840, 173291)]