641431440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:519

約数の個数: 320

約数和(自身を含む): 2429844480

約数和(自身を除く): 1788413040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 53, 54, 60, 65, 72, 78, 80, 90, 104, 106, 108, 117, 120, 130, 135, 144, 156, 159, 180, 195, 208, 212, 216, 234, 240, 260, 265, 270, 312, 318, 351, 360, 390, 424, 431, 432, 468, 477, 520, 530, 540, 585, 624, 636, 689, 702, 720, 780, 795, 848, 862, 936, 954, 1040, 1060, 1080, 1170, 1272, 1293, 1378, 1404, 1431, 1560, 1590, 1724, 1755, 1872, 1908, 2067, 2120, 2155, 2160, 2340, 2385, 2544, 2586, 2756, 2808, 2862, 3120, 3180, 3445, 3448, 3510, 3816, 3879, 4134, 4240, 4310, 4680, 4770, 5172, 5512, 5603, 5616, 5724, 6201, 6360, 6465, 6890, 6896, 7020, 7155, 7632, 7758, 8268, 8620, 9360, 9540, 10335, 10344, 11024, 11206, 11448, 11637, 12402, 12720, 12930, 13780, 14040, 14310, 15516, 16536, 16809, 17240, 18603, 19080, 19395, 20670, 20688, 22412, 22843, 22896, 23274, 24804, 25860, 27560, 28015, 28080, 28620, 31005, 31032, 33072, 33618, 34480, 37206, 38160, 38790, 41340, 44824, 45686, 46548, 49608, 50427, 51720, 55120, 56030, 57240, 58185, 62010, 62064, 67236, 68529, 74412, 77580, 82680, 84045, 89648, 91372, 93015, 93096, 99216, 100854, 103440, 112060, 114215, 114480, 116370, 124020, 134472, 137058, 148824, 151281, 155160, 165360, 168090, 182744, 186030, 186192, 201708, 205587, 224120, 228430, 232740, 248040, 252135, 268944, 274116, 296959, 297648, 302562, 310320, 336180, 342645, 365488, 372060, 403416, 411174, 448240, 456860, 465480, 496080, 504270, 548232, 593918, 605124, 616761, 672360, 685290, 744120, 756405, 806832, 822348, 890877, 913720, 930960, 1008540, 1027935, 1096464, 1187836, 1210248, 1233522, 1344720, 1370580, 1484795, 1488240, 1512810, 1644696, 1781754, 1827440, 2017080, 2055870, 2375672, 2420496, 2467044, 2672631, 2741160, 2969590, 3025620, 3083805, 3289392, 3563508, 4034160, 4111740, 4454385, 4751344, 4934088, 5345262, 5482320, 5939180, 6051240, 6167610, 7127016, 8017893, 8223480, 8908770, 9868176, 10690524, 11878360, 12102480, 12335220, 13363155, 14254032, 16035786, 16446960, 17817540, 21381048, 23756720, 24670440, 26726310, 32071572, 35635080, 40089465, 42762096, 49340880, 53452620, 64143144, 71270160, 80178930, 106905240, 128286288, 160357860, 213810480, 320715720, 641431440]

約数ペア:

[(1, 641431440), (2, 320715720), (3, 213810480), (4, 160357860), (5, 128286288), (6, 106905240), (8, 80178930), (9, 71270160), (10, 64143144), (12, 53452620), (13, 49340880), (15, 42762096), (16, 40089465), (18, 35635080), (20, 32071572), (24, 26726310), (26, 24670440), (27, 23756720), (30, 21381048), (36, 17817540), (39, 16446960), (40, 16035786), (45, 14254032), (48, 13363155), (52, 12335220), (53, 12102480), (54, 11878360), (60, 10690524), (65, 9868176), (72, 8908770), (78, 8223480), (80, 8017893), (90, 7127016), (104, 6167610), (106, 6051240), (108, 5939180), (117, 5482320), (120, 5345262), (130, 4934088), (135, 4751344), (144, 4454385), (156, 4111740), (159, 4034160), (180, 3563508), (195, 3289392), (208, 3083805), (212, 3025620), (216, 2969590), (234, 2741160), (240, 2672631), (260, 2467044), (265, 2420496), (270, 2375672), (312, 2055870), (318, 2017080), (351, 1827440), (360, 1781754), (390, 1644696), (424, 1512810), (431, 1488240), (432, 1484795), (468, 1370580), (477, 1344720), (520, 1233522), (530, 1210248), (540, 1187836), (585, 1096464), (624, 1027935), (636, 1008540), (689, 930960), (702, 913720), (720, 890877), (780, 822348), (795, 806832), (848, 756405), (862, 744120), (936, 685290), (954, 672360), (1040, 616761), (1060, 605124), (1080, 593918), (1170, 548232), (1272, 504270), (1293, 496080), (1378, 465480), (1404, 456860), (1431, 448240), (1560, 411174), (1590, 403416), (1724, 372060), (1755, 365488), (1872, 342645), (1908, 336180), (2067, 310320), (2120, 302562), (2155, 297648), (2160, 296959), (2340, 274116), (2385, 268944), (2544, 252135), (2586, 248040), (2756, 232740), (2808, 228430), (2862, 224120), (3120, 205587), (3180, 201708), (3445, 186192), (3448, 186030), (3510, 182744), (3816, 168090), (3879, 165360), (4134, 155160), (4240, 151281), (4310, 148824), (4680, 137058), (4770, 134472), (5172, 124020), (5512, 116370), (5603, 114480), (5616, 114215), (5724, 112060), (6201, 103440), (6360, 100854), (6465, 99216), (6890, 93096), (6896, 93015), (7020, 91372), (7155, 89648), (7632, 84045), (7758, 82680), (8268, 77580), (8620, 74412), (9360, 68529), (9540, 67236), (10335, 62064), (10344, 62010), (11024, 58185), (11206, 57240), (11448, 56030), (11637, 55120), (12402, 51720), (12720, 50427), (12930, 49608), (13780, 46548), (14040, 45686), (14310, 44824), (15516, 41340), (16536, 38790), (16809, 38160), (17240, 37206), (18603, 34480), (19080, 33618), (19395, 33072), (20670, 31032), (20688, 31005), (22412, 28620), (22843, 28080), (22896, 28015), (23274, 27560), (24804, 25860)]