247375856

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 160

約数和(自身を含む): 629959680

約数和(自身を除く): 382583824

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 83, 89, 91, 92, 104, 112, 161, 166, 178, 182, 184, 208, 299, 322, 332, 356, 364, 368, 581, 598, 623, 644, 664, 712, 728, 1079, 1157, 1162, 1196, 1246, 1288, 1328, 1424, 1456, 1909, 2047, 2093, 2158, 2314, 2324, 2392, 2492, 2576, 3818, 4094, 4186, 4316, 4628, 4648, 4784, 4984, 7387, 7553, 7636, 8099, 8188, 8372, 8632, 9256, 9296, 9968, 13363, 14329, 14774, 15106, 15272, 16198, 16376, 16744, 17264, 18512, 24817, 26611, 26726, 28658, 29548, 30212, 30544, 32396, 32752, 33488, 49634, 51709, 53222, 53452, 57316, 59096, 60424, 64792, 96031, 99268, 103418, 106444, 106904, 114632, 118192, 120848, 129584, 169901, 173719, 186277, 192062, 198536, 206836, 212888, 213808, 229264, 339802, 347438, 372554, 384124, 397072, 413672, 425776, 672217, 679604, 694876, 745108, 768248, 827344, 1189307, 1344434, 1359208, 1389752, 1490216, 1536496, 2208713, 2378614, 2688868, 2718416, 2779504, 2980432, 4417426, 4757228, 5377736, 8834852, 9514456, 10755472, 15460991, 17669704, 19028912, 30921982, 35339408, 61843964, 123687928, 247375856]

約数ペア:

[(1, 247375856), (2, 123687928), (4, 61843964), (7, 35339408), (8, 30921982), (13, 19028912), (14, 17669704), (16, 15460991), (23, 10755472), (26, 9514456), (28, 8834852), (46, 5377736), (52, 4757228), (56, 4417426), (83, 2980432), (89, 2779504), (91, 2718416), (92, 2688868), (104, 2378614), (112, 2208713), (161, 1536496), (166, 1490216), (178, 1389752), (182, 1359208), (184, 1344434), (208, 1189307), (299, 827344), (322, 768248), (332, 745108), (356, 694876), (364, 679604), (368, 672217), (581, 425776), (598, 413672), (623, 397072), (644, 384124), (664, 372554), (712, 347438), (728, 339802), (1079, 229264), (1157, 213808), (1162, 212888), (1196, 206836), (1246, 198536), (1288, 192062), (1328, 186277), (1424, 173719), (1456, 169901), (1909, 129584), (2047, 120848), (2093, 118192), (2158, 114632), (2314, 106904), (2324, 106444), (2392, 103418), (2492, 99268), (2576, 96031), (3818, 64792), (4094, 60424), (4186, 59096), (4316, 57316), (4628, 53452), (4648, 53222), (4784, 51709), (4984, 49634), (7387, 33488), (7553, 32752), (7636, 32396), (8099, 30544), (8188, 30212), (8372, 29548), (8632, 28658), (9256, 26726), (9296, 26611), (9968, 24817), (13363, 18512), (14329, 17264), (14774, 16744), (15106, 16376), (15272, 16198)]