631078240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2389}}^1$

素因数の和:2544

約数の個数: 96

約数和(自身を含む): 1618928640

約数和(自身を除く): 987850400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 127, 130, 160, 208, 254, 260, 416, 508, 520, 635, 1016, 1040, 1270, 1651, 2032, 2080, 2389, 2540, 3302, 4064, 4778, 5080, 6604, 8255, 9556, 10160, 11945, 13208, 16510, 19112, 20320, 23890, 26416, 31057, 33020, 38224, 47780, 52832, 62114, 66040, 76448, 95560, 124228, 132080, 155285, 191120, 248456, 264160, 303403, 310570, 382240, 496912, 606806, 621140, 993824, 1213612, 1242280, 1517015, 2427224, 2484560, 3034030, 3944239, 4854448, 4969120, 6068060, 7888478, 9708896, 12136120, 15776956, 19721195, 24272240, 31553912, 39442390, 48544480, 63107824, 78884780, 126215648, 157769560, 315539120, 631078240]

約数ペア:

[(1, 631078240), (2, 315539120), (4, 157769560), (5, 126215648), (8, 78884780), (10, 63107824), (13, 48544480), (16, 39442390), (20, 31553912), (26, 24272240), (32, 19721195), (40, 15776956), (52, 12136120), (65, 9708896), (80, 7888478), (104, 6068060), (127, 4969120), (130, 4854448), (160, 3944239), (208, 3034030), (254, 2484560), (260, 2427224), (416, 1517015), (508, 1242280), (520, 1213612), (635, 993824), (1016, 621140), (1040, 606806), (1270, 496912), (1651, 382240), (2032, 310570), (2080, 303403), (2389, 264160), (2540, 248456), (3302, 191120), (4064, 155285), (4778, 132080), (5080, 124228), (6604, 95560), (8255, 76448), (9556, 66040), (10160, 62114), (11945, 52832), (13208, 47780), (16510, 38224), (19112, 33020), (20320, 31057), (23890, 26416)]