71743140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{587}}^1$

素因数の和:706

約数の個数: 144

約数和(自身を含む): 251701632

約数和(自身を除く): 179958492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 97, 105, 126, 140, 180, 194, 210, 252, 291, 315, 388, 420, 485, 582, 587, 630, 679, 873, 970, 1164, 1174, 1260, 1358, 1455, 1746, 1761, 1940, 2037, 2348, 2716, 2910, 2935, 3395, 3492, 3522, 4074, 4109, 4365, 5283, 5820, 5870, 6111, 6790, 7044, 8148, 8218, 8730, 8805, 10185, 10566, 11740, 12222, 12327, 13580, 16436, 17460, 17610, 20370, 20545, 21132, 24444, 24654, 26415, 30555, 35220, 36981, 40740, 41090, 49308, 52830, 56939, 61110, 61635, 73962, 82180, 105660, 113878, 122220, 123270, 147924, 170817, 184905, 227756, 246540, 284695, 341634, 369810, 398573, 512451, 569390, 683268, 739620, 797146, 854085, 1024902, 1138780, 1195719, 1594292, 1708170, 1992865, 2049804, 2391438, 2562255, 3416340, 3587157, 3985730, 4782876, 5124510, 5978595, 7174314, 7971460, 10249020, 11957190, 14348628, 17935785, 23914380, 35871570, 71743140]

約数ペア:

[(1, 71743140), (2, 35871570), (3, 23914380), (4, 17935785), (5, 14348628), (6, 11957190), (7, 10249020), (9, 7971460), (10, 7174314), (12, 5978595), (14, 5124510), (15, 4782876), (18, 3985730), (20, 3587157), (21, 3416340), (28, 2562255), (30, 2391438), (35, 2049804), (36, 1992865), (42, 1708170), (45, 1594292), (60, 1195719), (63, 1138780), (70, 1024902), (84, 854085), (90, 797146), (97, 739620), (105, 683268), (126, 569390), (140, 512451), (180, 398573), (194, 369810), (210, 341634), (252, 284695), (291, 246540), (315, 227756), (388, 184905), (420, 170817), (485, 147924), (582, 123270), (587, 122220), (630, 113878), (679, 105660), (873, 82180), (970, 73962), (1164, 61635), (1174, 61110), (1260, 56939), (1358, 52830), (1455, 49308), (1746, 41090), (1761, 40740), (1940, 36981), (2037, 35220), (2348, 30555), (2716, 26415), (2910, 24654), (2935, 24444), (3395, 21132), (3492, 20545), (3522, 20370), (4074, 17610), (4109, 17460), (4365, 16436), (5283, 13580), (5820, 12327), (5870, 12222), (6111, 11740), (6790, 10566), (7044, 10185), (8148, 8805), (8218, 8730)]