1298120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 3265920

約数和(自身を除く): 1967800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 83, 85, 92, 115, 136, 166, 170, 184, 230, 332, 340, 391, 415, 460, 664, 680, 782, 830, 920, 1411, 1564, 1660, 1909, 1955, 2822, 3128, 3320, 3818, 3910, 5644, 7055, 7636, 7820, 9545, 11288, 14110, 15272, 15640, 19090, 28220, 32453, 38180, 56440, 64906, 76360, 129812, 162265, 259624, 324530, 649060, 1298120]

約数ペア:

[(1, 1298120), (2, 649060), (4, 324530), (5, 259624), (8, 162265), (10, 129812), (17, 76360), (20, 64906), (23, 56440), (34, 38180), (40, 32453), (46, 28220), (68, 19090), (83, 15640), (85, 15272), (92, 14110), (115, 11288), (136, 9545), (166, 7820), (170, 7636), (184, 7055), (230, 5644), (332, 3910), (340, 3818), (391, 3320), (415, 3128), (460, 2822), (664, 1955), (680, 1909), (782, 1660), (830, 1564), (920, 1411)]