340454450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1759}}^1$

素因数の和:1864

約数の個数: 72

約数和(自身を含む): 746380800

約数和(自身を除く): 405926350

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 79, 98, 158, 175, 245, 350, 395, 490, 553, 790, 1106, 1225, 1759, 1975, 2450, 2765, 3518, 3871, 3950, 5530, 7742, 8795, 12313, 13825, 17590, 19355, 24626, 27650, 38710, 43975, 61565, 86191, 87950, 96775, 123130, 138961, 172382, 193550, 277922, 307825, 430955, 615650, 694805, 861910, 972727, 1389610, 1945454, 2154775, 3474025, 4309550, 4863635, 6809089, 6948050, 9727270, 13618178, 24318175, 34045445, 48636350, 68090890, 170227225, 340454450]

約数ペア:

[(1, 340454450), (2, 170227225), (5, 68090890), (7, 48636350), (10, 34045445), (14, 24318175), (25, 13618178), (35, 9727270), (49, 6948050), (50, 6809089), (70, 4863635), (79, 4309550), (98, 3474025), (158, 2154775), (175, 1945454), (245, 1389610), (350, 972727), (395, 861910), (490, 694805), (553, 615650), (790, 430955), (1106, 307825), (1225, 277922), (1759, 193550), (1975, 172382), (2450, 138961), (2765, 123130), (3518, 96775), (3871, 87950), (3950, 86191), (5530, 61565), (7742, 43975), (8795, 38710), (12313, 27650), (13825, 24626), (17590, 19355)]