239888916

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{439}}^1$

素因数の和:845

約数の個数: 72

約数和(自身を含む): 623663040

約数和(自身を除く): 383774124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 353, 387, 439, 516, 706, 774, 878, 1059, 1317, 1412, 1548, 1756, 2118, 2634, 3177, 3951, 4236, 5268, 6354, 7902, 12708, 15179, 15804, 18877, 30358, 37754, 45537, 56631, 60716, 75508, 91074, 113262, 136611, 154967, 169893, 182148, 226524, 273222, 309934, 339786, 464901, 546444, 619868, 679572, 929802, 1394703, 1859604, 2789406, 5578812, 6663581, 13327162, 19990743, 26654324, 39981486, 59972229, 79962972, 119944458, 239888916]

約数ペア:

[(1, 239888916), (2, 119944458), (3, 79962972), (4, 59972229), (6, 39981486), (9, 26654324), (12, 19990743), (18, 13327162), (36, 6663581), (43, 5578812), (86, 2789406), (129, 1859604), (172, 1394703), (258, 929802), (353, 679572), (387, 619868), (439, 546444), (516, 464901), (706, 339786), (774, 309934), (878, 273222), (1059, 226524), (1317, 182148), (1412, 169893), (1548, 154967), (1756, 136611), (2118, 113262), (2634, 91074), (3177, 75508), (3951, 60716), (4236, 56631), (5268, 45537), (6354, 37754), (7902, 30358), (12708, 18877), (15179, 15804)]