1620236640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{6529}}^1$

素因数の和:6605

約数の個数: 192

約数和(自身を含む): 5687055360

約数和(自身を除く): 4066818720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 47, 48, 55, 60, 66, 80, 88, 94, 96, 110, 120, 132, 141, 160, 165, 176, 188, 220, 235, 240, 264, 282, 330, 352, 376, 440, 470, 480, 517, 528, 564, 660, 705, 752, 880, 940, 1034, 1056, 1128, 1320, 1410, 1504, 1551, 1760, 1880, 2068, 2256, 2585, 2640, 2820, 3102, 3760, 4136, 4512, 5170, 5280, 5640, 6204, 6529, 7520, 7755, 8272, 10340, 11280, 12408, 13058, 15510, 16544, 19587, 20680, 22560, 24816, 26116, 31020, 32645, 39174, 41360, 49632, 52232, 62040, 65290, 71819, 78348, 82720, 97935, 104464, 124080, 130580, 143638, 156696, 195870, 208928, 215457, 248160, 261160, 287276, 306863, 313392, 359095, 391740, 430914, 522320, 574552, 613726, 626784, 718190, 783480, 861828, 920589, 1044640, 1077285, 1149104, 1227452, 1436380, 1534315, 1566960, 1723656, 1841178, 2154570, 2298208, 2454904, 2872760, 3068630, 3133920, 3375493, 3447312, 3682356, 4309140, 4602945, 4909808, 5745520, 6137260, 6750986, 6894624, 7364712, 8618280, 9205890, 9819616, 10126479, 11491040, 12274520, 13501972, 14729424, 16877465, 17236560, 18411780, 20252958, 24549040, 27003944, 29458848, 33754930, 34473120, 36823560, 40505916, 49098080, 50632395, 54007888, 67509860, 73647120, 81011832, 101264790, 108015776, 135019720, 147294240, 162023664, 202529580, 270039440, 324047328, 405059160, 540078880, 810118320, 1620236640]

約数ペア:

[(1, 1620236640), (2, 810118320), (3, 540078880), (4, 405059160), (5, 324047328), (6, 270039440), (8, 202529580), (10, 162023664), (11, 147294240), (12, 135019720), (15, 108015776), (16, 101264790), (20, 81011832), (22, 73647120), (24, 67509860), (30, 54007888), (32, 50632395), (33, 49098080), (40, 40505916), (44, 36823560), (47, 34473120), (48, 33754930), (55, 29458848), (60, 27003944), (66, 24549040), (80, 20252958), (88, 18411780), (94, 17236560), (96, 16877465), (110, 14729424), (120, 13501972), (132, 12274520), (141, 11491040), (160, 10126479), (165, 9819616), (176, 9205890), (188, 8618280), (220, 7364712), (235, 6894624), (240, 6750986), (264, 6137260), (282, 5745520), (330, 4909808), (352, 4602945), (376, 4309140), (440, 3682356), (470, 3447312), (480, 3375493), (517, 3133920), (528, 3068630), (564, 2872760), (660, 2454904), (705, 2298208), (752, 2154570), (880, 1841178), (940, 1723656), (1034, 1566960), (1056, 1534315), (1128, 1436380), (1320, 1227452), (1410, 1149104), (1504, 1077285), (1551, 1044640), (1760, 920589), (1880, 861828), (2068, 783480), (2256, 718190), (2585, 626784), (2640, 613726), (2820, 574552), (3102, 522320), (3760, 430914), (4136, 391740), (4512, 359095), (5170, 313392), (5280, 306863), (5640, 287276), (6204, 261160), (6529, 248160), (7520, 215457), (7755, 208928), (8272, 195870), (10340, 156696), (11280, 143638), (12408, 130580), (13058, 124080), (15510, 104464), (16544, 97935), (19587, 82720), (20680, 78348), (22560, 71819), (24816, 65290), (26116, 62040), (31020, 52232), (32645, 49632), (39174, 41360)]