155289560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{9929}}^1$

素因数の和:9980

約数の個数: 64

約数和(自身を含む): 386078400

約数和(自身を除く): 230788840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1955, 3128, 3910, 7820, 9929, 15640, 19858, 39716, 49645, 79432, 99290, 168793, 198580, 228367, 337586, 397160, 456734, 675172, 843965, 913468, 1141835, 1350344, 1687930, 1826936, 2283670, 3375860, 3882239, 4567340, 6751720, 7764478, 9134680, 15528956, 19411195, 31057912, 38822390, 77644780, 155289560]

約数ペア:

[(1, 155289560), (2, 77644780), (4, 38822390), (5, 31057912), (8, 19411195), (10, 15528956), (17, 9134680), (20, 7764478), (23, 6751720), (34, 4567340), (40, 3882239), (46, 3375860), (68, 2283670), (85, 1826936), (92, 1687930), (115, 1350344), (136, 1141835), (170, 913468), (184, 843965), (230, 675172), (340, 456734), (391, 397160), (460, 337586), (680, 228367), (782, 198580), (920, 168793), (1564, 99290), (1955, 79432), (3128, 49645), (3910, 39716), (7820, 19858), (9929, 15640)]