258181020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:202

約数の個数: 240

約数和(自身を含む): 860606208

約数和(自身を除く): 602425188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 53, 54, 60, 62, 81, 90, 93, 97, 106, 108, 124, 135, 155, 159, 162, 180, 186, 194, 212, 265, 270, 279, 291, 310, 318, 324, 372, 388, 405, 465, 477, 485, 530, 540, 558, 582, 620, 636, 795, 810, 837, 873, 930, 954, 970, 1060, 1116, 1164, 1395, 1431, 1455, 1590, 1620, 1643, 1674, 1746, 1860, 1908, 1940, 2385, 2511, 2619, 2790, 2862, 2910, 3007, 3180, 3286, 3348, 3492, 4185, 4293, 4365, 4770, 4929, 5022, 5141, 5238, 5580, 5724, 5820, 6014, 6572, 7155, 7857, 8215, 8370, 8586, 8730, 9021, 9540, 9858, 10044, 10282, 10476, 12028, 12555, 13095, 14310, 14787, 15035, 15423, 15714, 16430, 16740, 17172, 17460, 18042, 19716, 20564, 21465, 24645, 25110, 25705, 26190, 27063, 28620, 29574, 30070, 30846, 31428, 32860, 36084, 39285, 42930, 44361, 45105, 46269, 49290, 50220, 51410, 52380, 54126, 59148, 60140, 61692, 73935, 77115, 78570, 81189, 85860, 88722, 90210, 92538, 98580, 102820, 108252, 133083, 135315, 138807, 147870, 154230, 157140, 159371, 162378, 177444, 180420, 185076, 221805, 231345, 243567, 266166, 270630, 277614, 295740, 308460, 318742, 324756, 405945, 416421, 443610, 462690, 478113, 487134, 532332, 541260, 555228, 637484, 665415, 694035, 796855, 811890, 832842, 887220, 925380, 956226, 974268, 1217835, 1330830, 1388070, 1434339, 1593710, 1623780, 1665684, 1912452, 2082105, 2390565, 2435670, 2661660, 2776140, 2868678, 3187420, 4164210, 4303017, 4781130, 4871340, 5737356, 7171695, 8328420, 8606034, 9562260, 12909051, 14343390, 17212068, 21515085, 25818102, 28686780, 43030170, 51636204, 64545255, 86060340, 129090510, 258181020]

約数ペア:

[(1, 258181020), (2, 129090510), (3, 86060340), (4, 64545255), (5, 51636204), (6, 43030170), (9, 28686780), (10, 25818102), (12, 21515085), (15, 17212068), (18, 14343390), (20, 12909051), (27, 9562260), (30, 8606034), (31, 8328420), (36, 7171695), (45, 5737356), (53, 4871340), (54, 4781130), (60, 4303017), (62, 4164210), (81, 3187420), (90, 2868678), (93, 2776140), (97, 2661660), (106, 2435670), (108, 2390565), (124, 2082105), (135, 1912452), (155, 1665684), (159, 1623780), (162, 1593710), (180, 1434339), (186, 1388070), (194, 1330830), (212, 1217835), (265, 974268), (270, 956226), (279, 925380), (291, 887220), (310, 832842), (318, 811890), (324, 796855), (372, 694035), (388, 665415), (405, 637484), (465, 555228), (477, 541260), (485, 532332), (530, 487134), (540, 478113), (558, 462690), (582, 443610), (620, 416421), (636, 405945), (795, 324756), (810, 318742), (837, 308460), (873, 295740), (930, 277614), (954, 270630), (970, 266166), (1060, 243567), (1116, 231345), (1164, 221805), (1395, 185076), (1431, 180420), (1455, 177444), (1590, 162378), (1620, 159371), (1643, 157140), (1674, 154230), (1746, 147870), (1860, 138807), (1908, 135315), (1940, 133083), (2385, 108252), (2511, 102820), (2619, 98580), (2790, 92538), (2862, 90210), (2910, 88722), (3007, 85860), (3180, 81189), (3286, 78570), (3348, 77115), (3492, 73935), (4185, 61692), (4293, 60140), (4365, 59148), (4770, 54126), (4929, 52380), (5022, 51410), (5141, 50220), (5238, 49290), (5580, 46269), (5724, 45105), (5820, 44361), (6014, 42930), (6572, 39285), (7155, 36084), (7857, 32860), (8215, 31428), (8370, 30846), (8586, 30070), (8730, 29574), (9021, 28620), (9540, 27063), (9858, 26190), (10044, 25705), (10282, 25110), (10476, 24645), (12028, 21465), (12555, 20564), (13095, 19716), (14310, 18042), (14787, 17460), (15035, 17172), (15423, 16740), (15714, 16430)]