223309840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:321

約数の個数: 120

約数和(自身を含む): 571838400

約数和(自身を除く): 348528560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 169, 199, 208, 260, 332, 338, 398, 415, 520, 664, 676, 796, 830, 845, 995, 1040, 1079, 1328, 1352, 1592, 1660, 1690, 1990, 2158, 2587, 2704, 3184, 3320, 3380, 3980, 4316, 5174, 5395, 6640, 6760, 7960, 8632, 10348, 10790, 12935, 13520, 14027, 15920, 16517, 17264, 20696, 21580, 25870, 28054, 33034, 33631, 41392, 43160, 51740, 56108, 66068, 67262, 70135, 82585, 86320, 103480, 112216, 132136, 134524, 140270, 165170, 168155, 206960, 214721, 224432, 264272, 269048, 280540, 330340, 336310, 429442, 538096, 561080, 660680, 672620, 858884, 1073605, 1122160, 1321360, 1345240, 1717768, 2147210, 2690480, 2791373, 3435536, 4294420, 5582746, 8588840, 11165492, 13956865, 17177680, 22330984, 27913730, 44661968, 55827460, 111654920, 223309840]

約数ペア:

[(1, 223309840), (2, 111654920), (4, 55827460), (5, 44661968), (8, 27913730), (10, 22330984), (13, 17177680), (16, 13956865), (20, 11165492), (26, 8588840), (40, 5582746), (52, 4294420), (65, 3435536), (80, 2791373), (83, 2690480), (104, 2147210), (130, 1717768), (166, 1345240), (169, 1321360), (199, 1122160), (208, 1073605), (260, 858884), (332, 672620), (338, 660680), (398, 561080), (415, 538096), (520, 429442), (664, 336310), (676, 330340), (796, 280540), (830, 269048), (845, 264272), (995, 224432), (1040, 214721), (1079, 206960), (1328, 168155), (1352, 165170), (1592, 140270), (1660, 134524), (1690, 132136), (1990, 112216), (2158, 103480), (2587, 86320), (2704, 82585), (3184, 70135), (3320, 67262), (3380, 66068), (3980, 56108), (4316, 51740), (5174, 43160), (5395, 41392), (6640, 33631), (6760, 33034), (7960, 28054), (8632, 25870), (10348, 21580), (10790, 20696), (12935, 17264), (13520, 16517), (14027, 15920)]