64689120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:457

約数の個数: 144

約数和(自身を含む): 222899040

約数和(自身を除く): 158209920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 167, 180, 240, 269, 288, 334, 360, 480, 501, 538, 668, 720, 807, 835, 1002, 1076, 1336, 1345, 1440, 1503, 1614, 1670, 2004, 2152, 2421, 2505, 2672, 2690, 3006, 3228, 3340, 4008, 4035, 4304, 4842, 5010, 5344, 5380, 6012, 6456, 6680, 7515, 8016, 8070, 8608, 9684, 10020, 10760, 12024, 12105, 12912, 13360, 15030, 16032, 16140, 19368, 20040, 21520, 24048, 24210, 25824, 26720, 30060, 32280, 38736, 40080, 43040, 44923, 48096, 48420, 60120, 64560, 77472, 80160, 89846, 96840, 120240, 129120, 134769, 179692, 193680, 224615, 240480, 269538, 359384, 387360, 404307, 449230, 539076, 673845, 718768, 808614, 898460, 1078152, 1347690, 1437536, 1617228, 1796920, 2021535, 2156304, 2695380, 3234456, 3593840, 4043070, 4312608, 5390760, 6468912, 7187680, 8086140, 10781520, 12937824, 16172280, 21563040, 32344560, 64689120]

約数ペア:

[(1, 64689120), (2, 32344560), (3, 21563040), (4, 16172280), (5, 12937824), (6, 10781520), (8, 8086140), (9, 7187680), (10, 6468912), (12, 5390760), (15, 4312608), (16, 4043070), (18, 3593840), (20, 3234456), (24, 2695380), (30, 2156304), (32, 2021535), (36, 1796920), (40, 1617228), (45, 1437536), (48, 1347690), (60, 1078152), (72, 898460), (80, 808614), (90, 718768), (96, 673845), (120, 539076), (144, 449230), (160, 404307), (167, 387360), (180, 359384), (240, 269538), (269, 240480), (288, 224615), (334, 193680), (360, 179692), (480, 134769), (501, 129120), (538, 120240), (668, 96840), (720, 89846), (807, 80160), (835, 77472), (1002, 64560), (1076, 60120), (1336, 48420), (1345, 48096), (1440, 44923), (1503, 43040), (1614, 40080), (1670, 38736), (2004, 32280), (2152, 30060), (2421, 26720), (2505, 25824), (2672, 24210), (2690, 24048), (3006, 21520), (3228, 20040), (3340, 19368), (4008, 16140), (4035, 16032), (4304, 15030), (4842, 13360), (5010, 12912), (5344, 12105), (5380, 12024), (6012, 10760), (6456, 10020), (6680, 9684), (7515, 8608), (8016, 8070)]