280170618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:396

約数の個数: 128

約数和(自身を含む): 735436800

約数和(自身を除く): 455266182

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 113, 114, 133, 182, 226, 239, 247, 266, 273, 339, 399, 478, 494, 546, 678, 717, 741, 791, 798, 1434, 1469, 1482, 1582, 1673, 1729, 2147, 2373, 2938, 3107, 3346, 3458, 4294, 4407, 4541, 4746, 5019, 5187, 6214, 6441, 8814, 9082, 9321, 10038, 10283, 10374, 12882, 13623, 15029, 18642, 20566, 21749, 27007, 27246, 27911, 30058, 30849, 31787, 43498, 45087, 54014, 55822, 59033, 61698, 63574, 65247, 81021, 83733, 90174, 95361, 118066, 130494, 162042, 167466, 177099, 189049, 190722, 195377, 351091, 354198, 378098, 390754, 413231, 513133, 567147, 586131, 702182, 826462, 1026266, 1053273, 1134294, 1172262, 1239693, 1539399, 2106546, 2457637, 2479386, 3078798, 3591931, 4915274, 6670729, 7183862, 7372911, 10775793, 13341458, 14745822, 20012187, 21551586, 40024374, 46695103, 93390206, 140085309, 280170618]

約数ペア:

[(1, 280170618), (2, 140085309), (3, 93390206), (6, 46695103), (7, 40024374), (13, 21551586), (14, 20012187), (19, 14745822), (21, 13341458), (26, 10775793), (38, 7372911), (39, 7183862), (42, 6670729), (57, 4915274), (78, 3591931), (91, 3078798), (113, 2479386), (114, 2457637), (133, 2106546), (182, 1539399), (226, 1239693), (239, 1172262), (247, 1134294), (266, 1053273), (273, 1026266), (339, 826462), (399, 702182), (478, 586131), (494, 567147), (546, 513133), (678, 413231), (717, 390754), (741, 378098), (791, 354198), (798, 351091), (1434, 195377), (1469, 190722), (1482, 189049), (1582, 177099), (1673, 167466), (1729, 162042), (2147, 130494), (2373, 118066), (2938, 95361), (3107, 90174), (3346, 83733), (3458, 81021), (4294, 65247), (4407, 63574), (4541, 61698), (4746, 59033), (5019, 55822), (5187, 54014), (6214, 45087), (6441, 43498), (8814, 31787), (9082, 30849), (9321, 30058), (10038, 27911), (10283, 27246), (10374, 27007), (12882, 21749), (13623, 20566), (15029, 18642)]