2171832720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{1163}}^1$

素因数の和:1461

約数の個数: 160

約数和(自身を含む): 6983553024

約数和(自身を除く): 4811720304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 251, 310, 372, 465, 496, 502, 620, 744, 753, 930, 1004, 1163, 1240, 1255, 1488, 1506, 1860, 2008, 2326, 2480, 2510, 3012, 3489, 3720, 3765, 4016, 4652, 5020, 5815, 6024, 6978, 7440, 7530, 7781, 9304, 10040, 11630, 12048, 13956, 15060, 15562, 17445, 18608, 20080, 23260, 23343, 27912, 30120, 31124, 34890, 36053, 38905, 46520, 46686, 55824, 60240, 62248, 69780, 72106, 77810, 93040, 93372, 108159, 116715, 124496, 139560, 144212, 155620, 180265, 186744, 216318, 233430, 279120, 288424, 291913, 311240, 360530, 373488, 432636, 466860, 540795, 576848, 583826, 622480, 721060, 865272, 875739, 933720, 1081590, 1167652, 1442120, 1459565, 1730544, 1751478, 1867440, 2163180, 2335304, 2884240, 2919130, 3502956, 4326360, 4378695, 4670608, 5838260, 7005912, 8652720, 8757390, 9049303, 11676520, 14011824, 17514780, 18098606, 23353040, 27147909, 35029560, 36197212, 45246515, 54295818, 70059120, 72394424, 90493030, 108591636, 135739545, 144788848, 180986060, 217183272, 271479090, 361972120, 434366544, 542958180, 723944240, 1085916360, 2171832720]

約数ペア:

[(1, 2171832720), (2, 1085916360), (3, 723944240), (4, 542958180), (5, 434366544), (6, 361972120), (8, 271479090), (10, 217183272), (12, 180986060), (15, 144788848), (16, 135739545), (20, 108591636), (24, 90493030), (30, 72394424), (31, 70059120), (40, 54295818), (48, 45246515), (60, 36197212), (62, 35029560), (80, 27147909), (93, 23353040), (120, 18098606), (124, 17514780), (155, 14011824), (186, 11676520), (240, 9049303), (248, 8757390), (251, 8652720), (310, 7005912), (372, 5838260), (465, 4670608), (496, 4378695), (502, 4326360), (620, 3502956), (744, 2919130), (753, 2884240), (930, 2335304), (1004, 2163180), (1163, 1867440), (1240, 1751478), (1255, 1730544), (1488, 1459565), (1506, 1442120), (1860, 1167652), (2008, 1081590), (2326, 933720), (2480, 875739), (2510, 865272), (3012, 721060), (3489, 622480), (3720, 583826), (3765, 576848), (4016, 540795), (4652, 466860), (5020, 432636), (5815, 373488), (6024, 360530), (6978, 311240), (7440, 291913), (7530, 288424), (7781, 279120), (9304, 233430), (10040, 216318), (11630, 186744), (12048, 180265), (13956, 155620), (15060, 144212), (15562, 139560), (17445, 124496), (18608, 116715), (20080, 108159), (23260, 93372), (23343, 93040), (27912, 77810), (30120, 72106), (31124, 69780), (34890, 62248), (36053, 60240), (38905, 55824), (46520, 46686)]