20551686120

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{302053}}^1$

素因数の和:302086

約数の個数: 192

約数和(自身を含む): 79162312320

約数和(自身を除く): 58610626200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 756, 810, 840, 945, 972, 1080, 1134, 1215, 1260, 1512, 1620, 1701, 1890, 1944, 2268, 2430, 2520, 2835, 3240, 3402, 3780, 4536, 4860, 5670, 6804, 7560, 8505, 9720, 11340, 13608, 17010, 22680, 34020, 68040, 302053, 604106, 906159, 1208212, 1510265, 1812318, 2114371, 2416424, 2718477, 3020530, 3624636, 4228742, 4530795, 5436954, 6041060, 6343113, 7249272, 8155431, 8457484, 9061590, 10571855, 10873908, 12082120, 12686226, 13592385, 16310862, 16914968, 18123180, 19029339, 21143710, 21747816, 24466293, 25372452, 27184770, 31715565, 32621724, 36246360, 38058678, 40777155, 42287420, 48932586, 50744904, 54369540, 57088017, 63431130, 65243448, 73398879, 76117356, 81554310, 84574840, 95146695, 97865172, 108739080, 114176034, 122331465, 126862260, 146797758, 152234712, 163108620, 171264051, 190293390, 195730344, 228352068, 244662930, 253724520, 285440085, 293595516, 326217240, 342528102, 366994395, 380586780, 456704136, 489325860, 513792153, 570880170, 587191032, 685056204, 733988790, 761173560, 856320255, 978651720, 1027584306, 1141760340, 1370112408, 1467977580, 1712640510, 2055168612, 2283520680, 2568960765, 2935955160, 3425281020, 4110337224, 5137921530, 6850562040, 10275843060, 20551686120]

約数ペア:

[(1, 20551686120), (2, 10275843060), (3, 6850562040), (4, 5137921530), (5, 4110337224), (6, 3425281020), (7, 2935955160), (8, 2568960765), (9, 2283520680), (10, 2055168612), (12, 1712640510), (14, 1467977580), (15, 1370112408), (18, 1141760340), (20, 1027584306), (21, 978651720), (24, 856320255), (27, 761173560), (28, 733988790), (30, 685056204), (35, 587191032), (36, 570880170), (40, 513792153), (42, 489325860), (45, 456704136), (54, 380586780), (56, 366994395), (60, 342528102), (63, 326217240), (70, 293595516), (72, 285440085), (81, 253724520), (84, 244662930), (90, 228352068), (105, 195730344), (108, 190293390), (120, 171264051), (126, 163108620), (135, 152234712), (140, 146797758), (162, 126862260), (168, 122331465), (180, 114176034), (189, 108739080), (210, 97865172), (216, 95146695), (243, 84574840), (252, 81554310), (270, 76117356), (280, 73398879), (315, 65243448), (324, 63431130), (360, 57088017), (378, 54369540), (405, 50744904), (420, 48932586), (486, 42287420), (504, 40777155), (540, 38058678), (567, 36246360), (630, 32621724), (648, 31715565), (756, 27184770), (810, 25372452), (840, 24466293), (945, 21747816), (972, 21143710), (1080, 19029339), (1134, 18123180), (1215, 16914968), (1260, 16310862), (1512, 13592385), (1620, 12686226), (1701, 12082120), (1890, 10873908), (1944, 10571855), (2268, 9061590), (2430, 8457484), (2520, 8155431), (2835, 7249272), (3240, 6343113), (3402, 6041060), (3780, 5436954), (4536, 4530795), (4860, 4228742), (5670, 3624636), (6804, 3020530), (7560, 2718477), (8505, 2416424), (9720, 2114371), (11340, 1812318), (13608, 1510265), (17010, 1208212), (22680, 906159), (34020, 604106), (68040, 302053)]