620980128

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31249}}^1$

素因数の和:31291

約数の個数: 96

約数和(自身を含む): 1890000000

約数和(自身を除く): 1269019872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 92, 96, 108, 138, 144, 184, 207, 216, 276, 288, 368, 414, 432, 552, 621, 736, 828, 864, 1104, 1242, 1656, 2208, 2484, 3312, 4968, 6624, 9936, 19872, 31249, 62498, 93747, 124996, 187494, 249992, 281241, 374988, 499984, 562482, 718727, 749976, 843723, 999968, 1124964, 1437454, 1499952, 1687446, 2156181, 2249928, 2874908, 2999904, 3374892, 4312362, 4499856, 5749816, 6468543, 6749784, 8624724, 8999712, 11499632, 12937086, 13499568, 17249448, 19405629, 22999264, 25874172, 26999136, 34498896, 38811258, 51748344, 68997792, 77622516, 103496688, 155245032, 206993376, 310490064, 620980128]

約数ペア:

[(1, 620980128), (2, 310490064), (3, 206993376), (4, 155245032), (6, 103496688), (8, 77622516), (9, 68997792), (12, 51748344), (16, 38811258), (18, 34498896), (23, 26999136), (24, 25874172), (27, 22999264), (32, 19405629), (36, 17249448), (46, 13499568), (48, 12937086), (54, 11499632), (69, 8999712), (72, 8624724), (92, 6749784), (96, 6468543), (108, 5749816), (138, 4499856), (144, 4312362), (184, 3374892), (207, 2999904), (216, 2874908), (276, 2249928), (288, 2156181), (368, 1687446), (414, 1499952), (432, 1437454), (552, 1124964), (621, 999968), (736, 843723), (828, 749976), (864, 718727), (1104, 562482), (1242, 499984), (1656, 374988), (2208, 281241), (2484, 249992), (3312, 187494), (4968, 124996), (6624, 93747), (9936, 62498), (19872, 31249)]