338914856

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 830995200

約数和(自身を除く): 492080344

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 41, 56, 68, 76, 82, 119, 133, 136, 152, 164, 238, 266, 287, 323, 328, 457, 476, 532, 574, 646, 697, 779, 914, 952, 1064, 1148, 1292, 1394, 1558, 1828, 2261, 2296, 2584, 2788, 3116, 3199, 3656, 4522, 4879, 5453, 5576, 6232, 6398, 7769, 8683, 9044, 9758, 10906, 12796, 13243, 15538, 17366, 18088, 18737, 19516, 21812, 25592, 26486, 31076, 34732, 37474, 39032, 43624, 52972, 54383, 60781, 62152, 69464, 74948, 92701, 105944, 108766, 121562, 131159, 147611, 149896, 185402, 217532, 243124, 262318, 295222, 318529, 356003, 370804, 435064, 486248, 524636, 590444, 637058, 712006, 741608, 1033277, 1049272, 1180888, 1274116, 1424012, 2066554, 2229703, 2492021, 2548232, 2848024, 4133108, 4459406, 4984042, 6052051, 8266216, 8918812, 9968084, 12104102, 17837624, 19936168, 24208204, 42364357, 48416408, 84728714, 169457428, 338914856]

約数ペア:

[(1, 338914856), (2, 169457428), (4, 84728714), (7, 48416408), (8, 42364357), (14, 24208204), (17, 19936168), (19, 17837624), (28, 12104102), (34, 9968084), (38, 8918812), (41, 8266216), (56, 6052051), (68, 4984042), (76, 4459406), (82, 4133108), (119, 2848024), (133, 2548232), (136, 2492021), (152, 2229703), (164, 2066554), (238, 1424012), (266, 1274116), (287, 1180888), (323, 1049272), (328, 1033277), (457, 741608), (476, 712006), (532, 637058), (574, 590444), (646, 524636), (697, 486248), (779, 435064), (914, 370804), (952, 356003), (1064, 318529), (1148, 295222), (1292, 262318), (1394, 243124), (1558, 217532), (1828, 185402), (2261, 149896), (2296, 147611), (2584, 131159), (2788, 121562), (3116, 108766), (3199, 105944), (3656, 92701), (4522, 74948), (4879, 69464), (5453, 62152), (5576, 60781), (6232, 54383), (6398, 52972), (7769, 43624), (8683, 39032), (9044, 37474), (9758, 34732), (10906, 31076), (12796, 26486), (13243, 25592), (15538, 21812), (17366, 19516), (18088, 18737)]