72390120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{317}}^1$

素因数の和:515

約数の個数: 128

約数和(自身を含む): 239034240

約数和(自身を除く): 166644120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 173, 220, 264, 317, 330, 346, 440, 519, 634, 660, 692, 865, 951, 1038, 1268, 1320, 1384, 1585, 1730, 1902, 1903, 2076, 2536, 2595, 3170, 3460, 3487, 3804, 3806, 4152, 4755, 5190, 5709, 6340, 6920, 6974, 7608, 7612, 9510, 9515, 10380, 10461, 11418, 12680, 13948, 15224, 17435, 19020, 19030, 20760, 20922, 22836, 27896, 28545, 34870, 38040, 38060, 41844, 45672, 52305, 54841, 57090, 69740, 76120, 83688, 104610, 109682, 114180, 139480, 164523, 209220, 219364, 228360, 274205, 329046, 418440, 438728, 548410, 603251, 658092, 822615, 1096820, 1206502, 1316184, 1645230, 1809753, 2193640, 2413004, 3016255, 3290460, 3619506, 4826008, 6032510, 6580920, 7239012, 9048765, 12065020, 14478024, 18097530, 24130040, 36195060, 72390120]

約数ペア:

[(1, 72390120), (2, 36195060), (3, 24130040), (4, 18097530), (5, 14478024), (6, 12065020), (8, 9048765), (10, 7239012), (11, 6580920), (12, 6032510), (15, 4826008), (20, 3619506), (22, 3290460), (24, 3016255), (30, 2413004), (33, 2193640), (40, 1809753), (44, 1645230), (55, 1316184), (60, 1206502), (66, 1096820), (88, 822615), (110, 658092), (120, 603251), (132, 548410), (165, 438728), (173, 418440), (220, 329046), (264, 274205), (317, 228360), (330, 219364), (346, 209220), (440, 164523), (519, 139480), (634, 114180), (660, 109682), (692, 104610), (865, 83688), (951, 76120), (1038, 69740), (1268, 57090), (1320, 54841), (1384, 52305), (1585, 45672), (1730, 41844), (1902, 38060), (1903, 38040), (2076, 34870), (2536, 28545), (2595, 27896), (3170, 22836), (3460, 20922), (3487, 20760), (3804, 19030), (3806, 19020), (4152, 17435), (4755, 15224), (5190, 13948), (5709, 12680), (6340, 11418), (6920, 10461), (6974, 10380), (7608, 9515), (7612, 9510)]