216723240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:288

約数の個数: 192

約数和(自身を含む): 731203200

約数和(自身を除く): 514479960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 71, 72, 90, 120, 122, 139, 142, 180, 183, 213, 244, 278, 284, 305, 355, 360, 366, 417, 426, 488, 549, 556, 568, 610, 639, 695, 710, 732, 834, 852, 915, 1065, 1098, 1112, 1220, 1251, 1278, 1390, 1420, 1464, 1668, 1704, 1830, 2085, 2130, 2196, 2440, 2502, 2556, 2745, 2780, 2840, 3195, 3336, 3660, 4170, 4260, 4331, 4392, 5004, 5112, 5490, 5560, 6255, 6390, 7320, 8340, 8479, 8520, 8662, 9869, 10008, 10980, 12510, 12780, 12993, 16680, 16958, 17324, 19738, 21655, 21960, 25020, 25437, 25560, 25986, 29607, 33916, 34648, 38979, 39476, 42395, 43310, 49345, 50040, 50874, 51972, 59214, 64965, 67832, 76311, 77958, 78952, 84790, 86620, 88821, 98690, 101748, 103944, 118428, 127185, 129930, 148035, 152622, 155916, 169580, 173240, 177642, 194895, 197380, 203496, 236856, 254370, 259860, 296070, 305244, 311832, 339160, 355284, 381555, 389790, 394760, 444105, 508740, 519720, 592140, 602009, 610488, 710568, 763110, 779580, 888210, 1017480, 1184280, 1204018, 1526220, 1559160, 1776420, 1806027, 2408036, 3010045, 3052440, 3552840, 3612054, 4816072, 5418081, 6020090, 7224108, 9030135, 10836162, 12040180, 14448216, 18060270, 21672324, 24080360, 27090405, 36120540, 43344648, 54180810, 72241080, 108361620, 216723240]

約数ペア:

[(1, 216723240), (2, 108361620), (3, 72241080), (4, 54180810), (5, 43344648), (6, 36120540), (8, 27090405), (9, 24080360), (10, 21672324), (12, 18060270), (15, 14448216), (18, 12040180), (20, 10836162), (24, 9030135), (30, 7224108), (36, 6020090), (40, 5418081), (45, 4816072), (60, 3612054), (61, 3552840), (71, 3052440), (72, 3010045), (90, 2408036), (120, 1806027), (122, 1776420), (139, 1559160), (142, 1526220), (180, 1204018), (183, 1184280), (213, 1017480), (244, 888210), (278, 779580), (284, 763110), (305, 710568), (355, 610488), (360, 602009), (366, 592140), (417, 519720), (426, 508740), (488, 444105), (549, 394760), (556, 389790), (568, 381555), (610, 355284), (639, 339160), (695, 311832), (710, 305244), (732, 296070), (834, 259860), (852, 254370), (915, 236856), (1065, 203496), (1098, 197380), (1112, 194895), (1220, 177642), (1251, 173240), (1278, 169580), (1390, 155916), (1420, 152622), (1464, 148035), (1668, 129930), (1704, 127185), (1830, 118428), (2085, 103944), (2130, 101748), (2196, 98690), (2440, 88821), (2502, 86620), (2556, 84790), (2745, 78952), (2780, 77958), (2840, 76311), (3195, 67832), (3336, 64965), (3660, 59214), (4170, 51972), (4260, 50874), (4331, 50040), (4392, 49345), (5004, 43310), (5112, 42395), (5490, 39476), (5560, 38979), (6255, 34648), (6390, 33916), (7320, 29607), (8340, 25986), (8479, 25560), (8520, 25437), (8662, 25020), (9869, 21960), (10008, 21655), (10980, 19738), (12510, 17324), (12780, 16958), (12993, 16680)]