389989600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:538

約数の個数: 288

約数和(自身を含む): 1280918016

約数和(自身を除く): 890928416

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 25, 26, 28, 32, 35, 40, 44, 50, 52, 55, 56, 65, 70, 77, 80, 88, 91, 100, 104, 110, 112, 130, 140, 143, 154, 160, 175, 176, 182, 200, 208, 220, 224, 260, 275, 280, 286, 308, 325, 350, 352, 364, 385, 400, 416, 440, 455, 487, 520, 550, 560, 572, 616, 650, 700, 715, 728, 770, 800, 880, 910, 974, 1001, 1040, 1100, 1120, 1144, 1232, 1300, 1400, 1430, 1456, 1540, 1760, 1820, 1925, 1948, 2002, 2080, 2200, 2275, 2288, 2435, 2464, 2600, 2800, 2860, 2912, 3080, 3409, 3575, 3640, 3850, 3896, 4004, 4400, 4550, 4576, 4870, 5005, 5200, 5357, 5600, 5720, 6160, 6331, 6818, 7150, 7280, 7700, 7792, 8008, 8800, 9100, 9740, 10010, 10400, 10714, 11440, 12175, 12320, 12662, 13636, 14300, 14560, 15400, 15584, 16016, 17045, 18200, 19480, 20020, 21428, 22880, 24350, 25025, 25324, 26785, 27272, 28600, 30800, 31655, 32032, 34090, 36400, 37499, 38960, 40040, 42856, 44317, 48700, 50050, 50648, 53570, 54544, 57200, 61600, 63310, 68180, 69641, 72800, 74998, 77920, 80080, 85225, 85712, 88634, 97400, 100100, 101296, 107140, 109088, 114400, 126620, 133925, 136360, 139282, 149996, 158275, 160160, 170450, 171424, 177268, 187495, 194800, 200200, 202592, 214280, 221585, 253240, 267850, 272720, 278564, 299992, 316550, 340900, 348205, 354536, 374990, 389600, 400400, 428560, 443170, 487487, 506480, 535700, 545440, 557128, 599984, 633100, 681800, 696410, 709072, 749980, 800800, 857120, 886340, 937475, 974974, 1012960, 1071400, 1107925, 1114256, 1199968, 1266200, 1363600, 1392820, 1418144, 1499960, 1741025, 1772680, 1874950, 1949948, 2142800, 2215850, 2228512, 2437435, 2532400, 2727200, 2785640, 2999920, 3482050, 3545360, 3749900, 3899896, 4285600, 4431700, 4874870, 5064800, 5571280, 5999840, 6964100, 7090720, 7499800, 7799792, 8863400, 9749740, 11142560, 12187175, 13928200, 14999600, 15599584, 17726800, 19499480, 24374350, 27856400, 29999200, 35453600, 38998960, 48748700, 55712800, 77997920, 97497400, 194994800, 389989600]

約数ペア:

[(1, 389989600), (2, 194994800), (4, 97497400), (5, 77997920), (7, 55712800), (8, 48748700), (10, 38998960), (11, 35453600), (13, 29999200), (14, 27856400), (16, 24374350), (20, 19499480), (22, 17726800), (25, 15599584), (26, 14999600), (28, 13928200), (32, 12187175), (35, 11142560), (40, 9749740), (44, 8863400), (50, 7799792), (52, 7499800), (55, 7090720), (56, 6964100), (65, 5999840), (70, 5571280), (77, 5064800), (80, 4874870), (88, 4431700), (91, 4285600), (100, 3899896), (104, 3749900), (110, 3545360), (112, 3482050), (130, 2999920), (140, 2785640), (143, 2727200), (154, 2532400), (160, 2437435), (175, 2228512), (176, 2215850), (182, 2142800), (200, 1949948), (208, 1874950), (220, 1772680), (224, 1741025), (260, 1499960), (275, 1418144), (280, 1392820), (286, 1363600), (308, 1266200), (325, 1199968), (350, 1114256), (352, 1107925), (364, 1071400), (385, 1012960), (400, 974974), (416, 937475), (440, 886340), (455, 857120), (487, 800800), (520, 749980), (550, 709072), (560, 696410), (572, 681800), (616, 633100), (650, 599984), (700, 557128), (715, 545440), (728, 535700), (770, 506480), (800, 487487), (880, 443170), (910, 428560), (974, 400400), (1001, 389600), (1040, 374990), (1100, 354536), (1120, 348205), (1144, 340900), (1232, 316550), (1300, 299992), (1400, 278564), (1430, 272720), (1456, 267850), (1540, 253240), (1760, 221585), (1820, 214280), (1925, 202592), (1948, 200200), (2002, 194800), (2080, 187495), (2200, 177268), (2275, 171424), (2288, 170450), (2435, 160160), (2464, 158275), (2600, 149996), (2800, 139282), (2860, 136360), (2912, 133925), (3080, 126620), (3409, 114400), (3575, 109088), (3640, 107140), (3850, 101296), (3896, 100100), (4004, 97400), (4400, 88634), (4550, 85712), (4576, 85225), (4870, 80080), (5005, 77920), (5200, 74998), (5357, 72800), (5600, 69641), (5720, 68180), (6160, 63310), (6331, 61600), (6818, 57200), (7150, 54544), (7280, 53570), (7700, 50648), (7792, 50050), (8008, 48700), (8800, 44317), (9100, 42856), (9740, 40040), (10010, 38960), (10400, 37499), (10714, 36400), (11440, 34090), (12175, 32032), (12320, 31655), (12662, 30800), (13636, 28600), (14300, 27272), (14560, 26785), (15400, 25324), (15584, 25025), (16016, 24350), (17045, 22880), (18200, 21428), (19480, 20020)]