238308660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:758

約数の個数: 144

約数和(自身を含む): 759507840

約数和(自身を除く): 521199180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 71, 87, 90, 116, 142, 145, 174, 180, 213, 261, 284, 290, 348, 355, 426, 435, 522, 580, 639, 643, 710, 852, 870, 1044, 1065, 1278, 1286, 1305, 1420, 1740, 1929, 2059, 2130, 2556, 2572, 2610, 3195, 3215, 3858, 4118, 4260, 5220, 5787, 6177, 6390, 6430, 7716, 8236, 9645, 10295, 11574, 12354, 12780, 12860, 18531, 18647, 19290, 20590, 23148, 24708, 28935, 30885, 37062, 37294, 38580, 41180, 45653, 55941, 57870, 61770, 74124, 74588, 91306, 92655, 93235, 111882, 115740, 123540, 136959, 167823, 182612, 185310, 186470, 223764, 228265, 273918, 279705, 335646, 370620, 372940, 410877, 456530, 547836, 559410, 671292, 684795, 821754, 839115, 913060, 1118820, 1323937, 1369590, 1643508, 1678230, 2054385, 2647874, 2739180, 3356460, 3971811, 4108770, 5295748, 6619685, 7943622, 8217540, 11915433, 13239370, 15887244, 19859055, 23830866, 26478740, 39718110, 47661732, 59577165, 79436220, 119154330, 238308660]

約数ペア:

[(1, 238308660), (2, 119154330), (3, 79436220), (4, 59577165), (5, 47661732), (6, 39718110), (9, 26478740), (10, 23830866), (12, 19859055), (15, 15887244), (18, 13239370), (20, 11915433), (29, 8217540), (30, 7943622), (36, 6619685), (45, 5295748), (58, 4108770), (60, 3971811), (71, 3356460), (87, 2739180), (90, 2647874), (116, 2054385), (142, 1678230), (145, 1643508), (174, 1369590), (180, 1323937), (213, 1118820), (261, 913060), (284, 839115), (290, 821754), (348, 684795), (355, 671292), (426, 559410), (435, 547836), (522, 456530), (580, 410877), (639, 372940), (643, 370620), (710, 335646), (852, 279705), (870, 273918), (1044, 228265), (1065, 223764), (1278, 186470), (1286, 185310), (1305, 182612), (1420, 167823), (1740, 136959), (1929, 123540), (2059, 115740), (2130, 111882), (2556, 93235), (2572, 92655), (2610, 91306), (3195, 74588), (3215, 74124), (3858, 61770), (4118, 57870), (4260, 55941), (5220, 45653), (5787, 41180), (6177, 38580), (6390, 37294), (6430, 37062), (7716, 30885), (8236, 28935), (9645, 24708), (10295, 23148), (11574, 20590), (12354, 19290), (12780, 18647), (12860, 18531)]