71827140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2221}}^1$

素因数の和:2258

約数の個数: 144

約数和(自身を含む): 255334464

約数和(自身を除く): 183507324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1470, 1540, 1617, 2156, 2221, 2310, 2695, 2940, 3234, 4442, 4620, 5390, 6468, 6663, 8085, 8884, 10780, 11105, 13326, 15547, 16170, 22210, 24431, 26652, 31094, 32340, 33315, 44420, 46641, 48862, 62188, 66630, 73293, 77735, 93282, 97724, 108829, 122155, 133260, 146586, 155470, 171017, 186564, 217658, 233205, 244310, 293172, 310940, 326487, 342034, 366465, 435316, 466410, 488620, 513051, 544145, 652974, 684068, 732930, 855085, 932820, 1026102, 1088290, 1197119, 1305948, 1465860, 1632435, 1710170, 2052204, 2176580, 2394238, 2565255, 3264870, 3420340, 3591357, 4788476, 5130510, 5985595, 6529740, 7182714, 10261020, 11971190, 14365428, 17956785, 23942380, 35913570, 71827140]

約数ペア:

[(1, 71827140), (2, 35913570), (3, 23942380), (4, 17956785), (5, 14365428), (6, 11971190), (7, 10261020), (10, 7182714), (11, 6529740), (12, 5985595), (14, 5130510), (15, 4788476), (20, 3591357), (21, 3420340), (22, 3264870), (28, 2565255), (30, 2394238), (33, 2176580), (35, 2052204), (42, 1710170), (44, 1632435), (49, 1465860), (55, 1305948), (60, 1197119), (66, 1088290), (70, 1026102), (77, 932820), (84, 855085), (98, 732930), (105, 684068), (110, 652974), (132, 544145), (140, 513051), (147, 488620), (154, 466410), (165, 435316), (196, 366465), (210, 342034), (220, 326487), (231, 310940), (245, 293172), (294, 244310), (308, 233205), (330, 217658), (385, 186564), (420, 171017), (462, 155470), (490, 146586), (539, 133260), (588, 122155), (660, 108829), (735, 97724), (770, 93282), (924, 77735), (980, 73293), (1078, 66630), (1155, 62188), (1470, 48862), (1540, 46641), (1617, 44420), (2156, 33315), (2221, 32340), (2310, 31094), (2695, 26652), (2940, 24431), (3234, 22210), (4442, 16170), (4620, 15547), (5390, 13326), (6468, 11105), (6663, 10780), (8085, 8884)]