1243015040

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:560

約数の個数: 128

約数和(自身を含む): 3076254720

約数和(自身を除く): 1833239680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 127, 128, 160, 164, 205, 254, 320, 328, 373, 410, 508, 635, 640, 656, 746, 820, 1016, 1270, 1312, 1492, 1640, 1865, 2032, 2540, 2624, 2984, 3280, 3730, 4064, 5080, 5207, 5248, 5968, 6560, 7460, 8128, 10160, 10414, 11936, 13120, 14920, 15293, 16256, 20320, 20828, 23872, 26035, 26240, 29840, 30586, 40640, 41656, 47371, 47744, 52070, 59680, 61172, 76465, 81280, 83312, 94742, 104140, 119360, 122344, 152930, 166624, 189484, 208280, 236855, 238720, 244688, 305860, 333248, 378968, 416560, 473710, 489376, 611720, 666496, 757936, 833120, 947420, 978752, 1223440, 1515872, 1666240, 1894840, 1942211, 1957504, 2446880, 3031744, 3332480, 3789680, 3884422, 4893760, 6063488, 7579360, 7768844, 9711055, 9787520, 15158720, 15537688, 19422110, 30317440, 31075376, 38844220, 62150752, 77688440, 124301504, 155376880, 248603008, 310753760, 621507520, 1243015040]

約数ペア:

[(1, 1243015040), (2, 621507520), (4, 310753760), (5, 248603008), (8, 155376880), (10, 124301504), (16, 77688440), (20, 62150752), (32, 38844220), (40, 31075376), (41, 30317440), (64, 19422110), (80, 15537688), (82, 15158720), (127, 9787520), (128, 9711055), (160, 7768844), (164, 7579360), (205, 6063488), (254, 4893760), (320, 3884422), (328, 3789680), (373, 3332480), (410, 3031744), (508, 2446880), (635, 1957504), (640, 1942211), (656, 1894840), (746, 1666240), (820, 1515872), (1016, 1223440), (1270, 978752), (1312, 947420), (1492, 833120), (1640, 757936), (1865, 666496), (2032, 611720), (2540, 489376), (2624, 473710), (2984, 416560), (3280, 378968), (3730, 333248), (4064, 305860), (5080, 244688), (5207, 238720), (5248, 236855), (5968, 208280), (6560, 189484), (7460, 166624), (8128, 152930), (10160, 122344), (10414, 119360), (11936, 104140), (13120, 94742), (14920, 83312), (15293, 81280), (16256, 76465), (20320, 61172), (20828, 59680), (23872, 52070), (26035, 47744), (26240, 47371), (29840, 41656), (30586, 40640)]