288968680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1$

素因数の和:1080

約数の個数: 192

約数和(自身を含む): 889418880

約数和(自身を除く): 600450200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 49, 52, 55, 56, 65, 70, 77, 88, 91, 98, 104, 110, 130, 140, 143, 154, 182, 196, 220, 245, 260, 280, 286, 308, 364, 385, 392, 440, 455, 490, 520, 539, 572, 616, 637, 715, 728, 770, 910, 980, 1001, 1031, 1078, 1144, 1274, 1430, 1540, 1820, 1960, 2002, 2062, 2156, 2548, 2695, 2860, 3080, 3185, 3640, 4004, 4124, 4312, 5005, 5096, 5155, 5390, 5720, 6370, 7007, 7217, 8008, 8248, 10010, 10310, 10780, 11341, 12740, 13403, 14014, 14434, 20020, 20620, 21560, 22682, 25480, 26806, 28028, 28868, 35035, 36085, 40040, 41240, 45364, 50519, 53612, 56056, 56705, 57736, 67015, 70070, 72170, 79387, 90728, 93821, 101038, 107224, 113410, 134030, 140140, 144340, 147433, 158774, 187642, 202076, 226820, 252595, 268060, 280280, 288680, 294866, 317548, 375284, 396935, 404152, 453640, 469105, 505190, 536120, 555709, 589732, 635096, 656747, 737165, 750568, 793870, 938210, 1010380, 1032031, 1111418, 1179464, 1313494, 1474330, 1587740, 1876420, 2020760, 2064062, 2222836, 2626988, 2778545, 2948660, 3175480, 3283735, 3752840, 4128124, 4445672, 5160155, 5253976, 5557090, 5897320, 6567470, 7224217, 8256248, 10320310, 11114180, 13134940, 14448434, 20640620, 22228360, 26269880, 28896868, 36121085, 41281240, 57793736, 72242170, 144484340, 288968680]

約数ペア:

[(1, 288968680), (2, 144484340), (4, 72242170), (5, 57793736), (7, 41281240), (8, 36121085), (10, 28896868), (11, 26269880), (13, 22228360), (14, 20640620), (20, 14448434), (22, 13134940), (26, 11114180), (28, 10320310), (35, 8256248), (40, 7224217), (44, 6567470), (49, 5897320), (52, 5557090), (55, 5253976), (56, 5160155), (65, 4445672), (70, 4128124), (77, 3752840), (88, 3283735), (91, 3175480), (98, 2948660), (104, 2778545), (110, 2626988), (130, 2222836), (140, 2064062), (143, 2020760), (154, 1876420), (182, 1587740), (196, 1474330), (220, 1313494), (245, 1179464), (260, 1111418), (280, 1032031), (286, 1010380), (308, 938210), (364, 793870), (385, 750568), (392, 737165), (440, 656747), (455, 635096), (490, 589732), (520, 555709), (539, 536120), (572, 505190), (616, 469105), (637, 453640), (715, 404152), (728, 396935), (770, 375284), (910, 317548), (980, 294866), (1001, 288680), (1031, 280280), (1078, 268060), (1144, 252595), (1274, 226820), (1430, 202076), (1540, 187642), (1820, 158774), (1960, 147433), (2002, 144340), (2062, 140140), (2156, 134030), (2548, 113410), (2695, 107224), (2860, 101038), (3080, 93821), (3185, 90728), (3640, 79387), (4004, 72170), (4124, 70070), (4312, 67015), (5005, 57736), (5096, 56705), (5155, 56056), (5390, 53612), (5720, 50519), (6370, 45364), (7007, 41240), (7217, 40040), (8008, 36085), (8248, 35035), (10010, 28868), (10310, 28028), (10780, 26806), (11341, 25480), (12740, 22682), (13403, 21560), (14014, 20620), (14434, 20020)]