388704888

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2042

約数の個数: 192

約数和(自身を含む): 1302537600

約数和(自身を除く): 913832712

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 19, 22, 24, 26, 33, 36, 38, 39, 44, 52, 57, 66, 72, 76, 78, 88, 99, 104, 114, 117, 132, 143, 152, 156, 171, 198, 209, 228, 234, 247, 264, 286, 312, 342, 396, 418, 429, 456, 468, 494, 572, 627, 684, 741, 792, 836, 858, 936, 988, 1144, 1254, 1287, 1368, 1482, 1672, 1716, 1881, 1976, 1987, 2223, 2508, 2574, 2717, 2964, 3432, 3762, 3974, 4446, 5016, 5148, 5434, 5928, 5961, 7524, 7948, 8151, 8892, 10296, 10868, 11922, 15048, 15896, 16302, 17784, 17883, 21736, 21857, 23844, 24453, 25831, 32604, 35766, 37753, 43714, 47688, 48906, 51662, 65208, 65571, 71532, 75506, 77493, 87428, 97812, 103324, 113259, 131142, 143064, 151012, 154986, 174856, 195624, 196713, 206648, 226518, 232479, 262284, 284141, 302024, 309972, 339777, 393426, 415283, 453036, 464958, 490789, 524568, 568282, 619944, 679554, 786852, 830566, 852423, 906072, 929916, 981578, 1136564, 1245849, 1359108, 1472367, 1573704, 1661132, 1704846, 1859832, 1963156, 2273128, 2491698, 2557269, 2718216, 2944734, 3322264, 3409692, 3737547, 3926312, 4417101, 4983396, 5114538, 5398679, 5889468, 6819384, 7475094, 8834202, 9966792, 10229076, 10797358, 11778936, 14950188, 16196037, 17668404, 20458152, 21594716, 29900376, 32392074, 35336808, 43189432, 48588111, 64784148, 97176222, 129568296, 194352444, 388704888]

約数ペア:

[(1, 388704888), (2, 194352444), (3, 129568296), (4, 97176222), (6, 64784148), (8, 48588111), (9, 43189432), (11, 35336808), (12, 32392074), (13, 29900376), (18, 21594716), (19, 20458152), (22, 17668404), (24, 16196037), (26, 14950188), (33, 11778936), (36, 10797358), (38, 10229076), (39, 9966792), (44, 8834202), (52, 7475094), (57, 6819384), (66, 5889468), (72, 5398679), (76, 5114538), (78, 4983396), (88, 4417101), (99, 3926312), (104, 3737547), (114, 3409692), (117, 3322264), (132, 2944734), (143, 2718216), (152, 2557269), (156, 2491698), (171, 2273128), (198, 1963156), (209, 1859832), (228, 1704846), (234, 1661132), (247, 1573704), (264, 1472367), (286, 1359108), (312, 1245849), (342, 1136564), (396, 981578), (418, 929916), (429, 906072), (456, 852423), (468, 830566), (494, 786852), (572, 679554), (627, 619944), (684, 568282), (741, 524568), (792, 490789), (836, 464958), (858, 453036), (936, 415283), (988, 393426), (1144, 339777), (1254, 309972), (1287, 302024), (1368, 284141), (1482, 262284), (1672, 232479), (1716, 226518), (1881, 206648), (1976, 196713), (1987, 195624), (2223, 174856), (2508, 154986), (2574, 151012), (2717, 143064), (2964, 131142), (3432, 113259), (3762, 103324), (3974, 97812), (4446, 87428), (5016, 77493), (5148, 75506), (5434, 71532), (5928, 65571), (5961, 65208), (7524, 51662), (7948, 48906), (8151, 47688), (8892, 43714), (10296, 37753), (10868, 35766), (11922, 32604), (15048, 25831), (15896, 24453), (16302, 23844), (17784, 21857), (17883, 21736)]