30021786

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1009}}^1$

素因数の和:1068

約数の個数: 64

約数和(自身を含む): 72720000

約数和(自身を除く): 42698214

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 54, 57, 58, 87, 114, 171, 174, 261, 342, 513, 522, 551, 783, 1009, 1026, 1102, 1566, 1653, 2018, 3027, 3306, 4959, 6054, 9081, 9918, 14877, 18162, 19171, 27243, 29261, 29754, 38342, 54486, 57513, 58522, 87783, 115026, 172539, 175566, 263349, 345078, 517617, 526698, 555959, 790047, 1035234, 1111918, 1580094, 1667877, 3335754, 5003631, 10007262, 15010893, 30021786]

約数ペア:

[(1, 30021786), (2, 15010893), (3, 10007262), (6, 5003631), (9, 3335754), (18, 1667877), (19, 1580094), (27, 1111918), (29, 1035234), (38, 790047), (54, 555959), (57, 526698), (58, 517617), (87, 345078), (114, 263349), (171, 175566), (174, 172539), (261, 115026), (342, 87783), (513, 58522), (522, 57513), (551, 54486), (783, 38342), (1009, 29754), (1026, 29261), (1102, 27243), (1566, 19171), (1653, 18162), (2018, 14877), (3027, 9918), (3306, 9081), (4959, 6054)]