18144780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17789}}^1$

素因数の和:17818

約数の個数: 48

約数和(自身を含む): 53796960

約数和(自身を除く): 35652180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 17789, 35578, 53367, 71156, 88945, 106734, 177890, 213468, 266835, 302413, 355780, 533670, 604826, 907239, 1067340, 1209652, 1512065, 1814478, 3024130, 3628956, 4536195, 6048260, 9072390, 18144780]

約数ペア:

[(1, 18144780), (2, 9072390), (3, 6048260), (4, 4536195), (5, 3628956), (6, 3024130), (10, 1814478), (12, 1512065), (15, 1209652), (17, 1067340), (20, 907239), (30, 604826), (34, 533670), (51, 355780), (60, 302413), (68, 266835), (85, 213468), (102, 177890), (170, 106734), (204, 88945), (255, 71156), (340, 53367), (510, 35578), (1020, 17789)]