20925095220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1\times {\mathrm{5749}}^1$

素因数の和:6114

約数の個数: 144

約数和(自身を含む): 64585794000

約数和(自身を除く): 43660698780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 277, 292, 365, 438, 554, 657, 730, 831, 876, 1095, 1108, 1314, 1385, 1460, 1662, 2190, 2493, 2628, 2770, 3285, 3324, 4155, 4380, 4986, 5540, 5749, 6570, 8310, 9972, 11498, 12465, 13140, 16620, 17247, 20221, 22996, 24930, 28745, 34494, 40442, 49860, 51741, 57490, 60663, 68988, 80884, 86235, 101105, 103482, 114980, 121326, 172470, 181989, 202210, 206964, 242652, 258705, 303315, 344940, 363978, 404420, 419677, 517410, 606630, 727956, 839354, 909945, 1034820, 1213260, 1259031, 1592473, 1678708, 1819890, 2098385, 2518062, 3184946, 3639780, 3777093, 4196770, 4777419, 5036124, 6295155, 6369892, 7554186, 7962365, 8393540, 9554838, 12590310, 14332257, 15108372, 15924730, 18885465, 19109676, 23887095, 25180620, 28664514, 31849460, 37770930, 47774190, 57329028, 71661285, 75541860, 95548380, 116250529, 143322570, 232501058, 286645140, 348751587, 465002116, 581252645, 697503174, 1046254761, 1162505290, 1395006348, 1743757935, 2092509522, 2325010580, 3487515870, 4185019044, 5231273805, 6975031740, 10462547610, 20925095220]

約数ペア:

[(1, 20925095220), (2, 10462547610), (3, 6975031740), (4, 5231273805), (5, 4185019044), (6, 3487515870), (9, 2325010580), (10, 2092509522), (12, 1743757935), (15, 1395006348), (18, 1162505290), (20, 1046254761), (30, 697503174), (36, 581252645), (45, 465002116), (60, 348751587), (73, 286645140), (90, 232501058), (146, 143322570), (180, 116250529), (219, 95548380), (277, 75541860), (292, 71661285), (365, 57329028), (438, 47774190), (554, 37770930), (657, 31849460), (730, 28664514), (831, 25180620), (876, 23887095), (1095, 19109676), (1108, 18885465), (1314, 15924730), (1385, 15108372), (1460, 14332257), (1662, 12590310), (2190, 9554838), (2493, 8393540), (2628, 7962365), (2770, 7554186), (3285, 6369892), (3324, 6295155), (4155, 5036124), (4380, 4777419), (4986, 4196770), (5540, 3777093), (5749, 3639780), (6570, 3184946), (8310, 2518062), (9972, 2098385), (11498, 1819890), (12465, 1678708), (13140, 1592473), (16620, 1259031), (17247, 1213260), (20221, 1034820), (22996, 909945), (24930, 839354), (28745, 727956), (34494, 606630), (40442, 517410), (49860, 419677), (51741, 404420), (57490, 363978), (60663, 344940), (68988, 303315), (80884, 258705), (86235, 242652), (101105, 206964), (103482, 202210), (114980, 181989), (121326, 172470)]