728160408

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{177427}}^1$

素因数の和:177461

約数の個数: 64

約数和(自身を含む): 2129136000

約数和(自身を除く): 1400975592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 177427, 354854, 532281, 709708, 1064562, 1419416, 1596843, 2129124, 3193686, 3371113, 4258248, 4790529, 6387372, 6742226, 9581058, 10113339, 12774744, 13484452, 19162116, 20226678, 26968904, 30340017, 38324232, 40453356, 60680034, 80906712, 91020051, 121360068, 182040102, 242720136, 364080204, 728160408]

約数ペア:

[(1, 728160408), (2, 364080204), (3, 242720136), (4, 182040102), (6, 121360068), (8, 91020051), (9, 80906712), (12, 60680034), (18, 40453356), (19, 38324232), (24, 30340017), (27, 26968904), (36, 20226678), (38, 19162116), (54, 13484452), (57, 12774744), (72, 10113339), (76, 9581058), (108, 6742226), (114, 6387372), (152, 4790529), (171, 4258248), (216, 3371113), (228, 3193686), (342, 2129124), (456, 1596843), (513, 1419416), (684, 1064562), (1026, 709708), (1368, 532281), (2052, 354854), (4104, 177427)]