1919136128

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:205

約数の個数: 256

約数和(自身を含む): 4979264640

約数和(自身を除く): 3060128512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 52, 56, 61, 64, 73, 74, 91, 104, 112, 122, 128, 146, 148, 182, 208, 224, 244, 259, 292, 296, 364, 416, 427, 448, 481, 488, 511, 518, 584, 592, 728, 793, 832, 854, 896, 949, 962, 976, 1022, 1036, 1168, 1184, 1456, 1586, 1664, 1708, 1898, 1924, 1952, 2044, 2072, 2257, 2336, 2368, 2701, 2912, 3172, 3367, 3416, 3796, 3848, 3904, 4088, 4144, 4453, 4514, 4672, 4736, 5402, 5551, 5824, 6344, 6643, 6734, 6832, 7592, 7696, 7808, 8176, 8288, 8906, 9028, 9344, 10804, 11102, 11648, 12688, 13286, 13468, 13664, 15184, 15392, 15799, 16352, 16576, 17812, 18056, 18907, 21608, 22204, 25376, 26572, 26936, 27328, 29341, 30368, 30784, 31171, 31598, 32704, 33152, 35113, 35624, 36112, 37814, 43216, 44408, 50752, 53144, 53872, 54656, 57889, 58682, 60736, 61568, 62342, 63196, 65408, 70226, 71248, 72224, 75628, 86432, 88816, 101504, 106288, 107744, 115778, 117364, 121472, 124684, 126392, 140452, 142496, 144448, 151256, 164761, 172864, 177632, 205387, 212576, 215488, 231556, 234728, 245791, 249368, 252784, 280904, 284992, 288896, 302512, 329522, 345728, 355264, 405223, 410774, 425152, 430976, 463112, 469456, 491582, 498736, 505568, 561808, 569984, 605024, 659044, 710528, 810446, 821548, 850304, 926224, 938912, 983164, 997472, 1011136, 1123616, 1153327, 1210048, 1318088, 1620892, 1643096, 1852448, 1877824, 1966328, 1994944, 2022272, 2141893, 2247232, 2306654, 2420096, 2636176, 3241784, 3286192, 3704896, 3755648, 3932656, 3989888, 4283786, 4494464, 4613308, 5272352, 6483568, 6572384, 7409792, 7865312, 8567572, 9226616, 10544704, 12967136, 13144768, 14993251, 15730624, 17135144, 18453232, 21089408, 25934272, 26289536, 29986502, 31461248, 34270288, 36906464, 51868544, 59973004, 68540576, 73812928, 119946008, 137081152, 147625856, 239892016, 274162304, 479784032, 959568064, 1919136128]

約数ペア:

[(1, 1919136128), (2, 959568064), (4, 479784032), (7, 274162304), (8, 239892016), (13, 147625856), (14, 137081152), (16, 119946008), (26, 73812928), (28, 68540576), (32, 59973004), (37, 51868544), (52, 36906464), (56, 34270288), (61, 31461248), (64, 29986502), (73, 26289536), (74, 25934272), (91, 21089408), (104, 18453232), (112, 17135144), (122, 15730624), (128, 14993251), (146, 13144768), (148, 12967136), (182, 10544704), (208, 9226616), (224, 8567572), (244, 7865312), (259, 7409792), (292, 6572384), (296, 6483568), (364, 5272352), (416, 4613308), (427, 4494464), (448, 4283786), (481, 3989888), (488, 3932656), (511, 3755648), (518, 3704896), (584, 3286192), (592, 3241784), (728, 2636176), (793, 2420096), (832, 2306654), (854, 2247232), (896, 2141893), (949, 2022272), (962, 1994944), (976, 1966328), (1022, 1877824), (1036, 1852448), (1168, 1643096), (1184, 1620892), (1456, 1318088), (1586, 1210048), (1664, 1153327), (1708, 1123616), (1898, 1011136), (1924, 997472), (1952, 983164), (2044, 938912), (2072, 926224), (2257, 850304), (2336, 821548), (2368, 810446), (2701, 710528), (2912, 659044), (3172, 605024), (3367, 569984), (3416, 561808), (3796, 505568), (3848, 498736), (3904, 491582), (4088, 469456), (4144, 463112), (4453, 430976), (4514, 425152), (4672, 410774), (4736, 405223), (5402, 355264), (5551, 345728), (5824, 329522), (6344, 302512), (6643, 288896), (6734, 284992), (6832, 280904), (7592, 252784), (7696, 249368), (7808, 245791), (8176, 234728), (8288, 231556), (8906, 215488), (9028, 212576), (9344, 205387), (10804, 177632), (11102, 172864), (11648, 164761), (12688, 151256), (13286, 144448), (13468, 142496), (13664, 140452), (15184, 126392), (15392, 124684), (15799, 121472), (16352, 117364), (16576, 115778), (17812, 107744), (18056, 106288), (18907, 101504), (21608, 88816), (22204, 86432), (25376, 75628), (26572, 72224), (26936, 71248), (27328, 70226), (29341, 65408), (30368, 63196), (30784, 62342), (31171, 61568), (31598, 60736), (32704, 58682), (33152, 57889), (35113, 54656), (35624, 53872), (36112, 53144), (37814, 50752), (43216, 44408)]