391241312

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:245

約数の個数: 192

約数和(自身を含む): 1034933760

約数和(自身を除く): 643692448

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 61, 76, 77, 88, 112, 122, 133, 137, 152, 154, 176, 209, 224, 244, 266, 274, 304, 308, 352, 418, 427, 488, 532, 548, 608, 616, 671, 836, 854, 959, 976, 1064, 1096, 1159, 1232, 1342, 1463, 1507, 1672, 1708, 1918, 1952, 2128, 2192, 2318, 2464, 2603, 2684, 2926, 3014, 3344, 3416, 3836, 4256, 4384, 4636, 4697, 5206, 5368, 5852, 6028, 6688, 6832, 7672, 8113, 8357, 9272, 9394, 10412, 10549, 10736, 11704, 12056, 12749, 13664, 15344, 16226, 16714, 18221, 18544, 18788, 20824, 21098, 21472, 23408, 24112, 25498, 28633, 30688, 32452, 33428, 36442, 37088, 37576, 41648, 42196, 46816, 48224, 50996, 57266, 58499, 64904, 66856, 72884, 75152, 83296, 84392, 89243, 91927, 101992, 114532, 116998, 129808, 133712, 145768, 150304, 158783, 168784, 178486, 183854, 200431, 203984, 229064, 233996, 259616, 267424, 291536, 317566, 337568, 356972, 367708, 400862, 407968, 458128, 467992, 583072, 635132, 643489, 713944, 735416, 801724, 916256, 935984, 1111481, 1270264, 1286978, 1427888, 1470832, 1603448, 1746613, 1871968, 2222962, 2540528, 2573956, 2855776, 2941664, 3206896, 3493226, 4445924, 5081056, 5147912, 6413792, 6986452, 8891848, 10295824, 12226291, 13972904, 17783696, 20591648, 24452582, 27945808, 35567392, 48905164, 55891616, 97810328, 195620656, 391241312]

約数ペア:

[(1, 391241312), (2, 195620656), (4, 97810328), (7, 55891616), (8, 48905164), (11, 35567392), (14, 27945808), (16, 24452582), (19, 20591648), (22, 17783696), (28, 13972904), (32, 12226291), (38, 10295824), (44, 8891848), (56, 6986452), (61, 6413792), (76, 5147912), (77, 5081056), (88, 4445924), (112, 3493226), (122, 3206896), (133, 2941664), (137, 2855776), (152, 2573956), (154, 2540528), (176, 2222962), (209, 1871968), (224, 1746613), (244, 1603448), (266, 1470832), (274, 1427888), (304, 1286978), (308, 1270264), (352, 1111481), (418, 935984), (427, 916256), (488, 801724), (532, 735416), (548, 713944), (608, 643489), (616, 635132), (671, 583072), (836, 467992), (854, 458128), (959, 407968), (976, 400862), (1064, 367708), (1096, 356972), (1159, 337568), (1232, 317566), (1342, 291536), (1463, 267424), (1507, 259616), (1672, 233996), (1708, 229064), (1918, 203984), (1952, 200431), (2128, 183854), (2192, 178486), (2318, 168784), (2464, 158783), (2603, 150304), (2684, 145768), (2926, 133712), (3014, 129808), (3344, 116998), (3416, 114532), (3836, 101992), (4256, 91927), (4384, 89243), (4636, 84392), (4697, 83296), (5206, 75152), (5368, 72884), (5852, 66856), (6028, 64904), (6688, 58499), (6832, 57266), (7672, 50996), (8113, 48224), (8357, 46816), (9272, 42196), (9394, 41648), (10412, 37576), (10549, 37088), (10736, 36442), (11704, 33428), (12056, 32452), (12749, 30688), (13664, 28633), (15344, 25498), (16226, 24112), (16714, 23408), (18221, 21472), (18544, 21098), (18788, 20824)]