196989780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19427}}^1$

素因数の和:19465

約数の個数: 72

約数和(自身を含む): 597294432

約数和(自身を除く): 400304652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 19427, 38854, 58281, 77708, 97135, 116562, 194270, 233124, 252551, 291405, 388540, 505102, 582810, 757653, 1010204, 1165620, 1262755, 1515306, 2525510, 3030612, 3283163, 3788265, 5051020, 6566326, 7576530, 9849489, 13132652, 15153060, 16415815, 19698978, 32831630, 39397956, 49247445, 65663260, 98494890, 196989780]

約数ペア:

[(1, 196989780), (2, 98494890), (3, 65663260), (4, 49247445), (5, 39397956), (6, 32831630), (10, 19698978), (12, 16415815), (13, 15153060), (15, 13132652), (20, 9849489), (26, 7576530), (30, 6566326), (39, 5051020), (52, 3788265), (60, 3283163), (65, 3030612), (78, 2525510), (130, 1515306), (156, 1262755), (169, 1165620), (195, 1010204), (260, 757653), (338, 582810), (390, 505102), (507, 388540), (676, 291405), (780, 252551), (845, 233124), (1014, 194270), (1690, 116562), (2028, 97135), (2535, 77708), (3380, 58281), (5070, 38854), (10140, 19427)]