998748520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{719}}^1$

素因数の和:800

約数の個数: 192

約数和(自身を含む): 2895782400

約数和(自身を除く): 1897033880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 41, 44, 55, 56, 70, 77, 82, 88, 110, 121, 140, 154, 164, 205, 220, 242, 280, 287, 308, 328, 385, 410, 440, 451, 484, 574, 605, 616, 719, 770, 820, 847, 902, 968, 1148, 1210, 1435, 1438, 1540, 1640, 1694, 1804, 2255, 2296, 2420, 2870, 2876, 3080, 3157, 3388, 3595, 3608, 4235, 4510, 4840, 4961, 5033, 5740, 5752, 6314, 6776, 7190, 7909, 8470, 9020, 9922, 10066, 11480, 12628, 14380, 15785, 15818, 16940, 18040, 19844, 20132, 24805, 25165, 25256, 28760, 29479, 31570, 31636, 33880, 34727, 39545, 39688, 40264, 49610, 50330, 55363, 58958, 63140, 63272, 69454, 79090, 86999, 99220, 100660, 110726, 117916, 126280, 138908, 147395, 158180, 173635, 173998, 198440, 201320, 206353, 221452, 235832, 276815, 277816, 294790, 316360, 324269, 347270, 347996, 412706, 434995, 442904, 553630, 589580, 608993, 648538, 694540, 695992, 825412, 869990, 1031765, 1107260, 1179160, 1217986, 1297076, 1389080, 1621345, 1650824, 1739980, 2063530, 2214520, 2269883, 2435972, 2594152, 3044965, 3242690, 3479960, 3566959, 4127060, 4539766, 4871944, 6089930, 6485380, 7133918, 8254120, 9079532, 11349415, 12179860, 12970760, 14267836, 17834795, 18159064, 22698830, 24359720, 24968713, 28535672, 35669590, 45397660, 49937426, 71339180, 90795320, 99874852, 124843565, 142678360, 199749704, 249687130, 499374260, 998748520]

約数ペア:

[(1, 998748520), (2, 499374260), (4, 249687130), (5, 199749704), (7, 142678360), (8, 124843565), (10, 99874852), (11, 90795320), (14, 71339180), (20, 49937426), (22, 45397660), (28, 35669590), (35, 28535672), (40, 24968713), (41, 24359720), (44, 22698830), (55, 18159064), (56, 17834795), (70, 14267836), (77, 12970760), (82, 12179860), (88, 11349415), (110, 9079532), (121, 8254120), (140, 7133918), (154, 6485380), (164, 6089930), (205, 4871944), (220, 4539766), (242, 4127060), (280, 3566959), (287, 3479960), (308, 3242690), (328, 3044965), (385, 2594152), (410, 2435972), (440, 2269883), (451, 2214520), (484, 2063530), (574, 1739980), (605, 1650824), (616, 1621345), (719, 1389080), (770, 1297076), (820, 1217986), (847, 1179160), (902, 1107260), (968, 1031765), (1148, 869990), (1210, 825412), (1435, 695992), (1438, 694540), (1540, 648538), (1640, 608993), (1694, 589580), (1804, 553630), (2255, 442904), (2296, 434995), (2420, 412706), (2870, 347996), (2876, 347270), (3080, 324269), (3157, 316360), (3388, 294790), (3595, 277816), (3608, 276815), (4235, 235832), (4510, 221452), (4840, 206353), (4961, 201320), (5033, 198440), (5740, 173998), (5752, 173635), (6314, 158180), (6776, 147395), (7190, 138908), (7909, 126280), (8470, 117916), (9020, 110726), (9922, 100660), (10066, 99220), (11480, 86999), (12628, 79090), (14380, 69454), (15785, 63272), (15818, 63140), (16940, 58958), (18040, 55363), (19844, 50330), (20132, 49610), (24805, 40264), (25165, 39688), (25256, 39545), (28760, 34727), (29479, 33880), (31570, 31636)]