180800620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:872

約数の個数: 144

約数和(自身を含む): 514269504

約数和(自身を除く): 333468884

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 121, 130, 140, 143, 154, 182, 220, 242, 260, 286, 308, 364, 385, 455, 484, 572, 605, 715, 770, 821, 847, 910, 1001, 1210, 1430, 1540, 1573, 1642, 1694, 1820, 2002, 2420, 2860, 3146, 3284, 3388, 4004, 4105, 4235, 5005, 5747, 6292, 7865, 8210, 8470, 9031, 10010, 10673, 11011, 11494, 15730, 16420, 16940, 18062, 20020, 21346, 22022, 22988, 28735, 31460, 36124, 42692, 44044, 45155, 53365, 55055, 57470, 63217, 74711, 90310, 99341, 106730, 110110, 114940, 117403, 126434, 149422, 180620, 198682, 213460, 220220, 234806, 252868, 298844, 316085, 373555, 397364, 469612, 496705, 587015, 632170, 695387, 747110, 821821, 993410, 1174030, 1264340, 1291433, 1390774, 1494220, 1643642, 1986820, 2348060, 2582866, 2781548, 3287284, 3476935, 4109105, 5165732, 6457165, 6953870, 8218210, 9040031, 12914330, 13907740, 16436420, 18080062, 25828660, 36160124, 45200155, 90400310, 180800620]

約数ペア:

[(1, 180800620), (2, 90400310), (4, 45200155), (5, 36160124), (7, 25828660), (10, 18080062), (11, 16436420), (13, 13907740), (14, 12914330), (20, 9040031), (22, 8218210), (26, 6953870), (28, 6457165), (35, 5165732), (44, 4109105), (52, 3476935), (55, 3287284), (65, 2781548), (70, 2582866), (77, 2348060), (91, 1986820), (110, 1643642), (121, 1494220), (130, 1390774), (140, 1291433), (143, 1264340), (154, 1174030), (182, 993410), (220, 821821), (242, 747110), (260, 695387), (286, 632170), (308, 587015), (364, 496705), (385, 469612), (455, 397364), (484, 373555), (572, 316085), (605, 298844), (715, 252868), (770, 234806), (821, 220220), (847, 213460), (910, 198682), (1001, 180620), (1210, 149422), (1430, 126434), (1540, 117403), (1573, 114940), (1642, 110110), (1694, 106730), (1820, 99341), (2002, 90310), (2420, 74711), (2860, 63217), (3146, 57470), (3284, 55055), (3388, 53365), (4004, 45155), (4105, 44044), (4235, 42692), (5005, 36124), (5747, 31460), (6292, 28735), (7865, 22988), (8210, 22022), (8470, 21346), (9031, 20020), (10010, 18062), (10673, 16940), (11011, 16420), (11494, 15730)]