42780105

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 76826880

約数和(自身を除く): 34046775

約数列:

[1, 3, 5, 9, 15, 45, 47, 113, 141, 179, 235, 339, 423, 537, 565, 705, 895, 1017, 1611, 1695, 2115, 2685, 5085, 5311, 8055, 8413, 15933, 20227, 25239, 26555, 42065, 47799, 60681, 75717, 79665, 101135, 126195, 182043, 238995, 303405, 378585, 910215, 950669, 2852007, 4753345, 8556021, 14260035, 42780105]

約数ペア:

[(1, 42780105), (3, 14260035), (5, 8556021), (9, 4753345), (15, 2852007), (45, 950669), (47, 910215), (113, 378585), (141, 303405), (179, 238995), (235, 182043), (339, 126195), (423, 101135), (537, 79665), (565, 75717), (705, 60681), (895, 47799), (1017, 42065), (1611, 26555), (1695, 25239), (2115, 20227), (2685, 15933), (5085, 8413), (5311, 8055)]