1318619440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{9817}}^1$

素因数の和:9926

約数の個数: 80

約数和(自身を含む): 3243238848

約数和(自身を除く): 1924619408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 73, 80, 92, 115, 146, 184, 230, 292, 365, 368, 460, 584, 730, 920, 1168, 1460, 1679, 1840, 2920, 3358, 5840, 6716, 8395, 9817, 13432, 16790, 19634, 26864, 33580, 39268, 49085, 67160, 78536, 98170, 134320, 157072, 196340, 225791, 392680, 451582, 716641, 785360, 903164, 1128955, 1433282, 1806328, 2257910, 2866564, 3583205, 3612656, 4515820, 5733128, 7166410, 9031640, 11466256, 14332820, 16482743, 18063280, 28665640, 32965486, 57331280, 65930972, 82413715, 131861944, 164827430, 263723888, 329654860, 659309720, 1318619440]

約数ペア:

[(1, 1318619440), (2, 659309720), (4, 329654860), (5, 263723888), (8, 164827430), (10, 131861944), (16, 82413715), (20, 65930972), (23, 57331280), (40, 32965486), (46, 28665640), (73, 18063280), (80, 16482743), (92, 14332820), (115, 11466256), (146, 9031640), (184, 7166410), (230, 5733128), (292, 4515820), (365, 3612656), (368, 3583205), (460, 2866564), (584, 2257910), (730, 1806328), (920, 1433282), (1168, 1128955), (1460, 903164), (1679, 785360), (1840, 716641), (2920, 451582), (3358, 392680), (5840, 225791), (6716, 196340), (8395, 157072), (9817, 134320), (13432, 98170), (16790, 78536), (19634, 67160), (26864, 49085), (33580, 39268)]