385403220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{112691}}^1$

素因数の和:112725

約数の個数: 72

約数和(自身を含む): 1230596640

約数和(自身を除く): 845193420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 112691, 225382, 338073, 450764, 563455, 676146, 1014219, 1126910, 1352292, 1690365, 2028438, 2141129, 2253820, 3380730, 4056876, 4282258, 5071095, 6423387, 6761460, 8564516, 10142190, 10705645, 12846774, 19270161, 20284380, 21411290, 25693548, 32116935, 38540322, 42822580, 64233870, 77080644, 96350805, 128467740, 192701610, 385403220]

約数ペア:

[(1, 385403220), (2, 192701610), (3, 128467740), (4, 96350805), (5, 77080644), (6, 64233870), (9, 42822580), (10, 38540322), (12, 32116935), (15, 25693548), (18, 21411290), (19, 20284380), (20, 19270161), (30, 12846774), (36, 10705645), (38, 10142190), (45, 8564516), (57, 6761460), (60, 6423387), (76, 5071095), (90, 4282258), (95, 4056876), (114, 3380730), (171, 2253820), (180, 2141129), (190, 2028438), (228, 1690365), (285, 1352292), (342, 1126910), (380, 1014219), (570, 676146), (684, 563455), (855, 450764), (1140, 338073), (1710, 225382), (3420, 112691)]