815989560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{971}}^1$

素因数の和:1181

約数の個数: 128

約数和(自身を含む): 2519424000

約数和(自身を除く): 1703434440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 149, 188, 235, 282, 298, 376, 447, 470, 564, 596, 705, 745, 894, 940, 971, 1128, 1192, 1410, 1490, 1788, 1880, 1942, 2235, 2820, 2913, 2980, 3576, 3884, 4470, 4855, 5640, 5826, 5960, 7003, 7768, 8940, 9710, 11652, 14006, 14565, 17880, 19420, 21009, 23304, 28012, 29130, 35015, 38840, 42018, 45637, 56024, 58260, 70030, 84036, 91274, 105045, 116520, 136911, 140060, 144679, 168072, 182548, 210090, 228185, 273822, 280120, 289358, 365096, 420180, 434037, 456370, 547644, 578716, 684555, 723395, 840360, 868074, 912740, 1095288, 1157432, 1369110, 1446790, 1736148, 1825480, 2170185, 2738220, 2893580, 3472296, 4340370, 5476440, 5787160, 6799913, 8680740, 13599826, 17361480, 20399739, 27199652, 33999565, 40799478, 54399304, 67999130, 81598956, 101998695, 135998260, 163197912, 203997390, 271996520, 407994780, 815989560]

約数ペア:

[(1, 815989560), (2, 407994780), (3, 271996520), (4, 203997390), (5, 163197912), (6, 135998260), (8, 101998695), (10, 81598956), (12, 67999130), (15, 54399304), (20, 40799478), (24, 33999565), (30, 27199652), (40, 20399739), (47, 17361480), (60, 13599826), (94, 8680740), (120, 6799913), (141, 5787160), (149, 5476440), (188, 4340370), (235, 3472296), (282, 2893580), (298, 2738220), (376, 2170185), (447, 1825480), (470, 1736148), (564, 1446790), (596, 1369110), (705, 1157432), (745, 1095288), (894, 912740), (940, 868074), (971, 840360), (1128, 723395), (1192, 684555), (1410, 578716), (1490, 547644), (1788, 456370), (1880, 434037), (1942, 420180), (2235, 365096), (2820, 289358), (2913, 280120), (2980, 273822), (3576, 228185), (3884, 210090), (4470, 182548), (4855, 168072), (5640, 144679), (5826, 140060), (5960, 136911), (7003, 116520), (7768, 105045), (8940, 91274), (9710, 84036), (11652, 70030), (14006, 58260), (14565, 56024), (17880, 45637), (19420, 42018), (21009, 38840), (23304, 35015), (28012, 29130)]