21075343020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{40277}}^1$

素因数の和:40334

約数の個数: 240

約数和(自身を含む): 73689406560

約数和(自身を除く): 52614063540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 27, 30, 34, 36, 38, 45, 51, 54, 57, 60, 68, 76, 81, 85, 90, 95, 102, 108, 114, 135, 153, 162, 170, 171, 180, 190, 204, 228, 255, 270, 285, 306, 323, 324, 340, 342, 380, 405, 459, 510, 513, 540, 570, 612, 646, 684, 765, 810, 855, 918, 969, 1020, 1026, 1140, 1292, 1377, 1530, 1539, 1615, 1620, 1710, 1836, 1938, 2052, 2295, 2565, 2754, 2907, 3060, 3078, 3230, 3420, 3876, 4590, 4845, 5130, 5508, 5814, 6156, 6460, 6885, 7695, 8721, 9180, 9690, 10260, 11628, 13770, 14535, 15390, 17442, 19380, 26163, 27540, 29070, 30780, 34884, 40277, 43605, 52326, 58140, 80554, 87210, 104652, 120831, 130815, 161108, 174420, 201385, 241662, 261630, 362493, 402770, 483324, 523260, 604155, 684709, 724986, 765263, 805540, 1087479, 1208310, 1369418, 1449972, 1530526, 1812465, 2054127, 2174958, 2295789, 2416620, 2738836, 3061052, 3262437, 3423545, 3624930, 3826315, 4108254, 4349916, 4591578, 5437395, 6162381, 6524874, 6847090, 6887367, 7249860, 7652630, 8216508, 9183156, 10270635, 10874790, 11478945, 12324762, 13009471, 13049748, 13694180, 13774734, 15305260, 16312185, 18487143, 20541270, 20662101, 21749580, 22957890, 24649524, 26018942, 27549468, 30811905, 32624370, 34436835, 36974286, 39028413, 41082540, 41324202, 45915780, 52037884, 55461429, 61623810, 61986303, 65047355, 65248740, 68873670, 73948572, 78056826, 82648404, 92435715, 103310505, 110922858, 117085239, 123247620, 123972606, 130094710, 137747340, 156113652, 184871430, 195142065, 206621010, 221845716, 234170478, 247945212, 260189420, 277307145, 309931515, 351255717, 369742860, 390284130, 413242020, 468340956, 554614290, 585426195, 619863030, 702511434, 780568260, 1053767151, 1109228580, 1170852390, 1239726060, 1405022868, 1756278585, 2107534302, 2341704780, 3512557170, 4215068604, 5268835755, 7025114340, 10537671510, 21075343020]

約数ペア:

[(1, 21075343020), (2, 10537671510), (3, 7025114340), (4, 5268835755), (5, 4215068604), (6, 3512557170), (9, 2341704780), (10, 2107534302), (12, 1756278585), (15, 1405022868), (17, 1239726060), (18, 1170852390), (19, 1109228580), (20, 1053767151), (27, 780568260), (30, 702511434), (34, 619863030), (36, 585426195), (38, 554614290), (45, 468340956), (51, 413242020), (54, 390284130), (57, 369742860), (60, 351255717), (68, 309931515), (76, 277307145), (81, 260189420), (85, 247945212), (90, 234170478), (95, 221845716), (102, 206621010), (108, 195142065), (114, 184871430), (135, 156113652), (153, 137747340), (162, 130094710), (170, 123972606), (171, 123247620), (180, 117085239), (190, 110922858), (204, 103310505), (228, 92435715), (255, 82648404), (270, 78056826), (285, 73948572), (306, 68873670), (323, 65248740), (324, 65047355), (340, 61986303), (342, 61623810), (380, 55461429), (405, 52037884), (459, 45915780), (510, 41324202), (513, 41082540), (540, 39028413), (570, 36974286), (612, 34436835), (646, 32624370), (684, 30811905), (765, 27549468), (810, 26018942), (855, 24649524), (918, 22957890), (969, 21749580), (1020, 20662101), (1026, 20541270), (1140, 18487143), (1292, 16312185), (1377, 15305260), (1530, 13774734), (1539, 13694180), (1615, 13049748), (1620, 13009471), (1710, 12324762), (1836, 11478945), (1938, 10874790), (2052, 10270635), (2295, 9183156), (2565, 8216508), (2754, 7652630), (2907, 7249860), (3060, 6887367), (3078, 6847090), (3230, 6524874), (3420, 6162381), (3876, 5437395), (4590, 4591578), (4845, 4349916), (5130, 4108254), (5508, 3826315), (5814, 3624930), (6156, 3423545), (6460, 3262437), (6885, 3061052), (7695, 2738836), (8721, 2416620), (9180, 2295789), (9690, 2174958), (10260, 2054127), (11628, 1812465), (13770, 1530526), (14535, 1449972), (15390, 1369418), (17442, 1208310), (19380, 1087479), (26163, 805540), (27540, 765263), (29070, 724986), (30780, 684709), (34884, 604155), (40277, 523260), (43605, 483324), (52326, 402770), (58140, 362493), (80554, 261630), (87210, 241662), (104652, 201385), (120831, 174420), (130815, 161108)]