31254660

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 100900800

約数和(自身を除く): 69646140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 81, 90, 108, 109, 118, 135, 162, 177, 180, 218, 236, 243, 270, 295, 324, 327, 354, 405, 436, 486, 531, 540, 545, 590, 654, 708, 810, 885, 972, 981, 1062, 1090, 1180, 1215, 1308, 1593, 1620, 1635, 1770, 1962, 2124, 2180, 2430, 2655, 2943, 3186, 3270, 3540, 3924, 4779, 4860, 4905, 5310, 5886, 6372, 6431, 6540, 7965, 8829, 9558, 9810, 10620, 11772, 12862, 14337, 14715, 15930, 17658, 19116, 19293, 19620, 23895, 25724, 26487, 28674, 29430, 31860, 32155, 35316, 38586, 44145, 47790, 52974, 57348, 57879, 58860, 64310, 71685, 77172, 88290, 95580, 96465, 105948, 115758, 128620, 132435, 143370, 173637, 176580, 192930, 231516, 264870, 286740, 289395, 347274, 385860, 520911, 529740, 578790, 694548, 868185, 1041822, 1157580, 1562733, 1736370, 2083644, 2604555, 3125466, 3472740, 5209110, 6250932, 7813665, 10418220, 15627330, 31254660]

約数ペア:

[(1, 31254660), (2, 15627330), (3, 10418220), (4, 7813665), (5, 6250932), (6, 5209110), (9, 3472740), (10, 3125466), (12, 2604555), (15, 2083644), (18, 1736370), (20, 1562733), (27, 1157580), (30, 1041822), (36, 868185), (45, 694548), (54, 578790), (59, 529740), (60, 520911), (81, 385860), (90, 347274), (108, 289395), (109, 286740), (118, 264870), (135, 231516), (162, 192930), (177, 176580), (180, 173637), (218, 143370), (236, 132435), (243, 128620), (270, 115758), (295, 105948), (324, 96465), (327, 95580), (354, 88290), (405, 77172), (436, 71685), (486, 64310), (531, 58860), (540, 57879), (545, 57348), (590, 52974), (654, 47790), (708, 44145), (810, 38586), (885, 35316), (972, 32155), (981, 31860), (1062, 29430), (1090, 28674), (1180, 26487), (1215, 25724), (1308, 23895), (1593, 19620), (1620, 19293), (1635, 19116), (1770, 17658), (1962, 15930), (2124, 14715), (2180, 14337), (2430, 12862), (2655, 11772), (2943, 10620), (3186, 9810), (3270, 9558), (3540, 8829), (3924, 7965), (4779, 6540), (4860, 6431), (4905, 6372), (5310, 5886)]