388761508

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{179}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 781552800

約数和(自身を除く): 392791292

約数列:

[1, 2, 4, 17, 19, 34, 38, 41, 68, 76, 82, 164, 179, 323, 358, 646, 697, 716, 779, 1292, 1394, 1558, 1681, 2788, 3043, 3116, 3362, 3401, 6086, 6724, 6802, 7339, 12172, 13243, 13604, 14678, 26486, 28577, 29356, 31939, 52972, 57154, 57817, 63878, 114308, 115634, 124763, 127756, 139441, 231268, 249526, 278882, 300899, 499052, 542963, 557764, 601798, 1085926, 1203596, 2171852, 2370497, 4740994, 5115283, 5717081, 9481988, 10230566, 11434162, 20461132, 22868324, 97190377, 194380754, 388761508]

約数ペア:

[(1, 388761508), (2, 194380754), (4, 97190377), (17, 22868324), (19, 20461132), (34, 11434162), (38, 10230566), (41, 9481988), (68, 5717081), (76, 5115283), (82, 4740994), (164, 2370497), (179, 2171852), (323, 1203596), (358, 1085926), (646, 601798), (697, 557764), (716, 542963), (779, 499052), (1292, 300899), (1394, 278882), (1558, 249526), (1681, 231268), (2788, 139441), (3043, 127756), (3116, 124763), (3362, 115634), (3401, 114308), (6086, 63878), (6724, 57817), (6802, 57154), (7339, 52972), (12172, 31939), (13243, 29356), (13604, 28577), (14678, 26486)]