212241780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:534

約数の個数: 144

約数和(自身を含む): 683155200

約数和(自身を除く): 470913420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 229, 271, 285, 342, 380, 458, 542, 570, 684, 687, 813, 855, 916, 1084, 1140, 1145, 1355, 1374, 1626, 1710, 2061, 2290, 2439, 2710, 2748, 3252, 3420, 3435, 4065, 4122, 4351, 4580, 4878, 5149, 5420, 6870, 8130, 8244, 8702, 9756, 10298, 10305, 12195, 13053, 13740, 15447, 16260, 17404, 20596, 20610, 21755, 24390, 25745, 26106, 30894, 39159, 41220, 43510, 46341, 48780, 51490, 52212, 61788, 62059, 65265, 77235, 78318, 87020, 92682, 102980, 124118, 130530, 154470, 156636, 185364, 186177, 195795, 231705, 248236, 261060, 308940, 310295, 372354, 391590, 463410, 558531, 620590, 744708, 783180, 926820, 930885, 1117062, 1179121, 1241180, 1861770, 2234124, 2358242, 2792655, 3537363, 3723540, 4716484, 5585310, 5895605, 7074726, 10612089, 11170620, 11791210, 14149452, 17686815, 21224178, 23582420, 35373630, 42448356, 53060445, 70747260, 106120890, 212241780]

約数ペア:

[(1, 212241780), (2, 106120890), (3, 70747260), (4, 53060445), (5, 42448356), (6, 35373630), (9, 23582420), (10, 21224178), (12, 17686815), (15, 14149452), (18, 11791210), (19, 11170620), (20, 10612089), (30, 7074726), (36, 5895605), (38, 5585310), (45, 4716484), (57, 3723540), (60, 3537363), (76, 2792655), (90, 2358242), (95, 2234124), (114, 1861770), (171, 1241180), (180, 1179121), (190, 1117062), (228, 930885), (229, 926820), (271, 783180), (285, 744708), (342, 620590), (380, 558531), (458, 463410), (542, 391590), (570, 372354), (684, 310295), (687, 308940), (813, 261060), (855, 248236), (916, 231705), (1084, 195795), (1140, 186177), (1145, 185364), (1355, 156636), (1374, 154470), (1626, 130530), (1710, 124118), (2061, 102980), (2290, 92682), (2439, 87020), (2710, 78318), (2748, 77235), (3252, 65265), (3420, 62059), (3435, 61788), (4065, 52212), (4122, 51490), (4351, 48780), (4580, 46341), (4878, 43510), (5149, 41220), (5420, 39159), (6870, 30894), (8130, 26106), (8244, 25745), (8702, 24390), (9756, 21755), (10298, 20610), (10305, 20596), (12195, 17404), (13053, 16260), (13740, 15447)]