812883240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:505

約数の個数: 288

約数和(自身を含む): 2959856640

約数和(自身を除く): 2146973400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 117, 120, 124, 130, 155, 156, 169, 180, 186, 195, 234, 248, 260, 279, 310, 312, 338, 360, 372, 390, 403, 431, 465, 468, 507, 520, 558, 585, 620, 676, 744, 780, 806, 845, 862, 930, 936, 1014, 1116, 1170, 1209, 1240, 1293, 1352, 1395, 1521, 1560, 1612, 1690, 1724, 1860, 2015, 2028, 2155, 2232, 2340, 2418, 2535, 2586, 2790, 3042, 3224, 3380, 3448, 3627, 3720, 3879, 4030, 4056, 4310, 4680, 4836, 5070, 5172, 5239, 5580, 5603, 6045, 6084, 6465, 6760, 7254, 7605, 7758, 8060, 8620, 9672, 10140, 10344, 10478, 11160, 11206, 12090, 12168, 12930, 13361, 14508, 15210, 15516, 15717, 16120, 16809, 17240, 18135, 19395, 20280, 20956, 22412, 24180, 25860, 26195, 26722, 28015, 29016, 30420, 31032, 31434, 33618, 36270, 38790, 40083, 41912, 44824, 47151, 48360, 50427, 51720, 52390, 53444, 56030, 60840, 62868, 66805, 67236, 72540, 72839, 77580, 78585, 80166, 84045, 94302, 100854, 104780, 106888, 112060, 120249, 125736, 133610, 134472, 145080, 145678, 155160, 157170, 160332, 168090, 173693, 188604, 200415, 201708, 209560, 218517, 224120, 235755, 240498, 252135, 267220, 291356, 314340, 320664, 336180, 347386, 364195, 377208, 400830, 403416, 437034, 471510, 480996, 504270, 521079, 534440, 582712, 601245, 628680, 655551, 672360, 694772, 728390, 801660, 868465, 874068, 943020, 961992, 1008540, 1042158, 1092585, 1202490, 1311102, 1389544, 1456780, 1563237, 1603320, 1736930, 1748136, 1886040, 2017080, 2084316, 2185170, 2258009, 2404980, 2605395, 2622204, 2913560, 3126474, 3277755, 3473860, 4168632, 4370340, 4516018, 4809960, 5210790, 5244408, 6252948, 6555510, 6774027, 6947720, 7816185, 8740680, 9032036, 10421580, 11290045, 12505896, 13111020, 13548054, 15632370, 18064072, 20322081, 20843160, 22580090, 26222040, 27096108, 31264740, 33870135, 40644162, 45160180, 54192216, 62529480, 67740270, 81288324, 90320360, 101610405, 135480540, 162576648, 203220810, 270961080, 406441620, 812883240]

約数ペア:

[(1, 812883240), (2, 406441620), (3, 270961080), (4, 203220810), (5, 162576648), (6, 135480540), (8, 101610405), (9, 90320360), (10, 81288324), (12, 67740270), (13, 62529480), (15, 54192216), (18, 45160180), (20, 40644162), (24, 33870135), (26, 31264740), (30, 27096108), (31, 26222040), (36, 22580090), (39, 20843160), (40, 20322081), (45, 18064072), (52, 15632370), (60, 13548054), (62, 13111020), (65, 12505896), (72, 11290045), (78, 10421580), (90, 9032036), (93, 8740680), (104, 7816185), (117, 6947720), (120, 6774027), (124, 6555510), (130, 6252948), (155, 5244408), (156, 5210790), (169, 4809960), (180, 4516018), (186, 4370340), (195, 4168632), (234, 3473860), (248, 3277755), (260, 3126474), (279, 2913560), (310, 2622204), (312, 2605395), (338, 2404980), (360, 2258009), (372, 2185170), (390, 2084316), (403, 2017080), (431, 1886040), (465, 1748136), (468, 1736930), (507, 1603320), (520, 1563237), (558, 1456780), (585, 1389544), (620, 1311102), (676, 1202490), (744, 1092585), (780, 1042158), (806, 1008540), (845, 961992), (862, 943020), (930, 874068), (936, 868465), (1014, 801660), (1116, 728390), (1170, 694772), (1209, 672360), (1240, 655551), (1293, 628680), (1352, 601245), (1395, 582712), (1521, 534440), (1560, 521079), (1612, 504270), (1690, 480996), (1724, 471510), (1860, 437034), (2015, 403416), (2028, 400830), (2155, 377208), (2232, 364195), (2340, 347386), (2418, 336180), (2535, 320664), (2586, 314340), (2790, 291356), (3042, 267220), (3224, 252135), (3380, 240498), (3448, 235755), (3627, 224120), (3720, 218517), (3879, 209560), (4030, 201708), (4056, 200415), (4310, 188604), (4680, 173693), (4836, 168090), (5070, 160332), (5172, 157170), (5239, 155160), (5580, 145678), (5603, 145080), (6045, 134472), (6084, 133610), (6465, 125736), (6760, 120249), (7254, 112060), (7605, 106888), (7758, 104780), (8060, 100854), (8620, 94302), (9672, 84045), (10140, 80166), (10344, 78585), (10478, 77580), (11160, 72839), (11206, 72540), (12090, 67236), (12168, 66805), (12930, 62868), (13361, 60840), (14508, 56030), (15210, 53444), (15516, 52390), (15717, 51720), (16120, 50427), (16809, 48360), (17240, 47151), (18135, 44824), (19395, 41912), (20280, 40083), (20956, 38790), (22412, 36270), (24180, 33618), (25860, 31434), (26195, 31032), (26722, 30420), (28015, 29016)]