21624680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:112

約数の個数: 192

約数和(自身を含む): 66484800

約数和(自身を除く): 44860120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 49, 55, 56, 59, 68, 70, 77, 85, 88, 98, 110, 118, 119, 136, 140, 154, 170, 187, 196, 220, 236, 238, 245, 280, 295, 308, 340, 374, 385, 392, 413, 440, 472, 476, 490, 539, 590, 595, 616, 649, 680, 748, 770, 826, 833, 935, 952, 980, 1003, 1078, 1180, 1190, 1298, 1309, 1496, 1540, 1652, 1666, 1870, 1960, 2006, 2065, 2156, 2360, 2380, 2596, 2618, 2695, 2891, 3080, 3245, 3304, 3332, 3740, 4012, 4130, 4165, 4312, 4543, 4760, 5015, 5192, 5236, 5390, 5782, 6490, 6545, 6664, 7021, 7480, 8024, 8260, 8330, 9086, 9163, 10030, 10472, 10780, 11033, 11564, 12980, 13090, 14042, 14455, 16520, 16660, 18172, 18326, 20060, 21560, 22066, 22715, 23128, 25960, 26180, 28084, 28910, 31801, 33320, 35105, 36344, 36652, 40120, 44132, 45430, 45815, 49147, 52360, 55165, 56168, 57820, 63602, 70210, 73304, 77231, 88264, 90860, 91630, 98294, 110330, 115640, 127204, 140420, 154462, 159005, 181720, 183260, 196588, 220660, 245735, 254408, 280840, 308924, 318010, 366520, 386155, 393176, 441320, 491470, 540617, 617848, 636020, 772310, 982940, 1081234, 1272040, 1544620, 1965880, 2162468, 2703085, 3089240, 4324936, 5406170, 10812340, 21624680]

約数ペア:

[(1, 21624680), (2, 10812340), (4, 5406170), (5, 4324936), (7, 3089240), (8, 2703085), (10, 2162468), (11, 1965880), (14, 1544620), (17, 1272040), (20, 1081234), (22, 982940), (28, 772310), (34, 636020), (35, 617848), (40, 540617), (44, 491470), (49, 441320), (55, 393176), (56, 386155), (59, 366520), (68, 318010), (70, 308924), (77, 280840), (85, 254408), (88, 245735), (98, 220660), (110, 196588), (118, 183260), (119, 181720), (136, 159005), (140, 154462), (154, 140420), (170, 127204), (187, 115640), (196, 110330), (220, 98294), (236, 91630), (238, 90860), (245, 88264), (280, 77231), (295, 73304), (308, 70210), (340, 63602), (374, 57820), (385, 56168), (392, 55165), (413, 52360), (440, 49147), (472, 45815), (476, 45430), (490, 44132), (539, 40120), (590, 36652), (595, 36344), (616, 35105), (649, 33320), (680, 31801), (748, 28910), (770, 28084), (826, 26180), (833, 25960), (935, 23128), (952, 22715), (980, 22066), (1003, 21560), (1078, 20060), (1180, 18326), (1190, 18172), (1298, 16660), (1309, 16520), (1496, 14455), (1540, 14042), (1652, 13090), (1666, 12980), (1870, 11564), (1960, 11033), (2006, 10780), (2065, 10472), (2156, 10030), (2360, 9163), (2380, 9086), (2596, 8330), (2618, 8260), (2695, 8024), (2891, 7480), (3080, 7021), (3245, 6664), (3304, 6545), (3332, 6490), (3740, 5782), (4012, 5390), (4130, 5236), (4165, 5192), (4312, 5015), (4543, 4760)]