338702968

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 128

約数和(自身を含む): 762048000

約数和(自身を除く): 423345032

約数列:

[1, 2, 4, 8, 17, 19, 23, 34, 38, 41, 46, 68, 76, 82, 92, 136, 139, 152, 164, 184, 278, 323, 328, 391, 437, 556, 646, 697, 779, 782, 874, 943, 1112, 1292, 1394, 1558, 1564, 1748, 1886, 2363, 2584, 2641, 2788, 3116, 3128, 3197, 3496, 3772, 4726, 5282, 5576, 5699, 6232, 6394, 7429, 7544, 9452, 10564, 11398, 12788, 13243, 14858, 16031, 17917, 18904, 21128, 22796, 25576, 26486, 29716, 32062, 35834, 44897, 45592, 52972, 54349, 59432, 60743, 64124, 71668, 89794, 96883, 105944, 108281, 108698, 121486, 128248, 131077, 143336, 179588, 193766, 216562, 217396, 242972, 262154, 304589, 359176, 387532, 433124, 434792, 485944, 524308, 609178, 775064, 866248, 1032631, 1048616, 1218356, 1840777, 2065262, 2228309, 2436712, 2490463, 3681554, 4130524, 4456618, 4980926, 7363108, 8261048, 8913236, 9961852, 14726216, 17826472, 19923704, 42337871, 84675742, 169351484, 338702968]

約数ペア:

[(1, 338702968), (2, 169351484), (4, 84675742), (8, 42337871), (17, 19923704), (19, 17826472), (23, 14726216), (34, 9961852), (38, 8913236), (41, 8261048), (46, 7363108), (68, 4980926), (76, 4456618), (82, 4130524), (92, 3681554), (136, 2490463), (139, 2436712), (152, 2228309), (164, 2065262), (184, 1840777), (278, 1218356), (323, 1048616), (328, 1032631), (391, 866248), (437, 775064), (556, 609178), (646, 524308), (697, 485944), (779, 434792), (782, 433124), (874, 387532), (943, 359176), (1112, 304589), (1292, 262154), (1394, 242972), (1558, 217396), (1564, 216562), (1748, 193766), (1886, 179588), (2363, 143336), (2584, 131077), (2641, 128248), (2788, 121486), (3116, 108698), (3128, 108281), (3197, 105944), (3496, 96883), (3772, 89794), (4726, 71668), (5282, 64124), (5576, 60743), (5699, 59432), (6232, 54349), (6394, 52972), (7429, 45592), (7544, 44897), (9452, 35834), (10564, 32062), (11398, 29716), (12788, 26486), (13243, 25576), (14858, 22796), (16031, 21128), (17917, 18904)]