31957800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{1087}}^1$

素因数の和:1120

約数の個数: 144

約数和(自身を含む): 115349760

約数和(自身を除く): 83391960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 700, 735, 840, 980, 1050, 1087, 1176, 1225, 1400, 1470, 1960, 2100, 2174, 2450, 2940, 3261, 3675, 4200, 4348, 4900, 5435, 5880, 6522, 7350, 7609, 8696, 9800, 10870, 13044, 14700, 15218, 16305, 21740, 22827, 26088, 27175, 29400, 30436, 32610, 38045, 43480, 45654, 53263, 54350, 60872, 65220, 76090, 81525, 91308, 106526, 108700, 114135, 130440, 152180, 159789, 163050, 182616, 190225, 213052, 217400, 228270, 266315, 304360, 319578, 326100, 380450, 426104, 456540, 532630, 570675, 639156, 652200, 760900, 798945, 913080, 1065260, 1141350, 1278312, 1331575, 1521800, 1597890, 2130520, 2282700, 2663150, 3195780, 3994725, 4565400, 5326300, 6391560, 7989450, 10652600, 15978900, 31957800]

約数ペア:

[(1, 31957800), (2, 15978900), (3, 10652600), (4, 7989450), (5, 6391560), (6, 5326300), (7, 4565400), (8, 3994725), (10, 3195780), (12, 2663150), (14, 2282700), (15, 2130520), (20, 1597890), (21, 1521800), (24, 1331575), (25, 1278312), (28, 1141350), (30, 1065260), (35, 913080), (40, 798945), (42, 760900), (49, 652200), (50, 639156), (56, 570675), (60, 532630), (70, 456540), (75, 426104), (84, 380450), (98, 326100), (100, 319578), (105, 304360), (120, 266315), (140, 228270), (147, 217400), (150, 213052), (168, 190225), (175, 182616), (196, 163050), (200, 159789), (210, 152180), (245, 130440), (280, 114135), (294, 108700), (300, 106526), (350, 91308), (392, 81525), (420, 76090), (490, 65220), (525, 60872), (588, 54350), (600, 53263), (700, 45654), (735, 43480), (840, 38045), (980, 32610), (1050, 30436), (1087, 29400), (1176, 27175), (1225, 26088), (1400, 22827), (1470, 21740), (1960, 16305), (2100, 15218), (2174, 14700), (2450, 13044), (2940, 10870), (3261, 9800), (3675, 8696), (4200, 7609), (4348, 7350), (4900, 6522), (5435, 5880)]