212957360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:403

約数の個数: 160

約数和(自身を含む): 623960064

約数和(自身を除く): 411002704

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 181, 191, 220, 280, 308, 362, 382, 385, 440, 560, 616, 724, 764, 770, 880, 905, 955, 1232, 1267, 1337, 1448, 1528, 1540, 1810, 1910, 1991, 2101, 2534, 2674, 2896, 3056, 3080, 3620, 3820, 3982, 4202, 5068, 5348, 6160, 6335, 6685, 7240, 7640, 7964, 8404, 9955, 10136, 10505, 10696, 12670, 13370, 13937, 14480, 14707, 15280, 15928, 16808, 19910, 20272, 21010, 21392, 25340, 26740, 27874, 29414, 31856, 33616, 34571, 39820, 42020, 50680, 53480, 55748, 58828, 69142, 69685, 73535, 79640, 84040, 101360, 106960, 111496, 117656, 138284, 139370, 147070, 159280, 168080, 172855, 222992, 235312, 241997, 276568, 278740, 294140, 345710, 380281, 483994, 553136, 557480, 588280, 691420, 760562, 967988, 1114960, 1176560, 1209985, 1382840, 1521124, 1901405, 1935976, 2419970, 2661967, 2765680, 3042248, 3802810, 3871952, 4839940, 5323934, 6084496, 7605620, 9679880, 10647868, 13309835, 15211240, 19359760, 21295736, 26619670, 30422480, 42591472, 53239340, 106478680, 212957360]

約数ペア:

[(1, 212957360), (2, 106478680), (4, 53239340), (5, 42591472), (7, 30422480), (8, 26619670), (10, 21295736), (11, 19359760), (14, 15211240), (16, 13309835), (20, 10647868), (22, 9679880), (28, 7605620), (35, 6084496), (40, 5323934), (44, 4839940), (55, 3871952), (56, 3802810), (70, 3042248), (77, 2765680), (80, 2661967), (88, 2419970), (110, 1935976), (112, 1901405), (140, 1521124), (154, 1382840), (176, 1209985), (181, 1176560), (191, 1114960), (220, 967988), (280, 760562), (308, 691420), (362, 588280), (382, 557480), (385, 553136), (440, 483994), (560, 380281), (616, 345710), (724, 294140), (764, 278740), (770, 276568), (880, 241997), (905, 235312), (955, 222992), (1232, 172855), (1267, 168080), (1337, 159280), (1448, 147070), (1528, 139370), (1540, 138284), (1810, 117656), (1910, 111496), (1991, 106960), (2101, 101360), (2534, 84040), (2674, 79640), (2896, 73535), (3056, 69685), (3080, 69142), (3620, 58828), (3820, 55748), (3982, 53480), (4202, 50680), (5068, 42020), (5348, 39820), (6160, 34571), (6335, 33616), (6685, 31856), (7240, 29414), (7640, 27874), (7964, 26740), (8404, 25340), (9955, 21392), (10136, 21010), (10505, 20272), (10696, 19910), (12670, 16808), (13370, 15928), (13937, 15280), (14480, 14707)]