128668050

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{40847}}^1$

素因数の和:40872

約数の個数: 72

約数和(自身を含む): 395081856

約数和(自身を除く): 266413806

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 1050, 1575, 3150, 40847, 81694, 122541, 204235, 245082, 285929, 367623, 408470, 571858, 612705, 735246, 857787, 1021175, 1225410, 1429645, 1715574, 1838115, 2042350, 2573361, 2859290, 3063525, 3676230, 4288935, 5146722, 6127050, 7148225, 8577870, 9190575, 12866805, 14296450, 18381150, 21444675, 25733610, 42889350, 64334025, 128668050]

約数ペア:

[(1, 128668050), (2, 64334025), (3, 42889350), (5, 25733610), (6, 21444675), (7, 18381150), (9, 14296450), (10, 12866805), (14, 9190575), (15, 8577870), (18, 7148225), (21, 6127050), (25, 5146722), (30, 4288935), (35, 3676230), (42, 3063525), (45, 2859290), (50, 2573361), (63, 2042350), (70, 1838115), (75, 1715574), (90, 1429645), (105, 1225410), (126, 1021175), (150, 857787), (175, 735246), (210, 612705), (225, 571858), (315, 408470), (350, 367623), (450, 285929), (525, 245082), (630, 204235), (1050, 122541), (1575, 81694), (3150, 40847)]