20964846240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{58943}}^1$

素因数の和:58996

約数の個数: 288

約数和(自身を含む): 81102228480

約数和(自身を除く): 60137382240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 130, 144, 152, 156, 160, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 342, 360, 380, 390, 416, 456, 468, 480, 494, 520, 570, 585, 608, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1248, 1368, 1440, 1482, 1520, 1560, 1710, 1824, 1872, 1976, 2080, 2223, 2280, 2340, 2470, 2736, 2964, 3040, 3120, 3420, 3705, 3744, 3952, 4446, 4560, 4680, 4940, 5472, 5928, 6240, 6840, 7410, 7904, 8892, 9120, 9360, 9880, 11115, 11856, 13680, 14820, 17784, 18720, 19760, 22230, 23712, 27360, 29640, 35568, 39520, 44460, 58943, 59280, 71136, 88920, 117886, 118560, 176829, 177840, 235772, 294715, 353658, 355680, 471544, 530487, 589430, 707316, 766259, 884145, 943088, 1060974, 1119917, 1178860, 1414632, 1532518, 1768290, 1886176, 2121948, 2239834, 2298777, 2357720, 2652435, 2829264, 3065036, 3359751, 3536580, 3831295, 4243896, 4479668, 4597554, 4715440, 5304870, 5599585, 5658528, 6130072, 6719502, 6896331, 7073160, 7662590, 8487792, 8959336, 9195108, 9430880, 10079253, 10609740, 11199170, 11493885, 12260144, 13439004, 13792662, 14146320, 14558921, 15325180, 16798755, 16975584, 17918672, 18390216, 20158506, 21219480, 22398340, 22987770, 24520288, 26878008, 27585324, 28292640, 29117842, 30650360, 33597510, 34481655, 35837344, 36780432, 40317012, 42438960, 43676763, 44796680, 45975540, 50396265, 53756016, 55170648, 58235684, 61300720, 67195020, 68963310, 72794605, 73560864, 80634024, 84877920, 87353526, 89593360, 91951080, 100792530, 107512032, 110341296, 116471368, 122601440, 131030289, 134390040, 137926620, 145589210, 161268048, 174707052, 179186720, 183902160, 201585060, 218383815, 220682592, 232942736, 262060578, 268780080, 275853240, 291178420, 322536096, 349414104, 367804320, 403170120, 436767630, 465885472, 524121156, 537560160, 551706480, 582356840, 655151445, 698828208, 806340240, 873535260, 1048242312, 1103412960, 1164713680, 1310302890, 1397656416, 1612680480, 1747070520, 2096484624, 2329427360, 2620605780, 3494141040, 4192969248, 5241211560, 6988282080, 10482423120, 20964846240]

約数ペア:

[(1, 20964846240), (2, 10482423120), (3, 6988282080), (4, 5241211560), (5, 4192969248), (6, 3494141040), (8, 2620605780), (9, 2329427360), (10, 2096484624), (12, 1747070520), (13, 1612680480), (15, 1397656416), (16, 1310302890), (18, 1164713680), (19, 1103412960), (20, 1048242312), (24, 873535260), (26, 806340240), (30, 698828208), (32, 655151445), (36, 582356840), (38, 551706480), (39, 537560160), (40, 524121156), (45, 465885472), (48, 436767630), (52, 403170120), (57, 367804320), (60, 349414104), (65, 322536096), (72, 291178420), (76, 275853240), (78, 268780080), (80, 262060578), (90, 232942736), (95, 220682592), (96, 218383815), (104, 201585060), (114, 183902160), (117, 179186720), (120, 174707052), (130, 161268048), (144, 145589210), (152, 137926620), (156, 134390040), (160, 131030289), (171, 122601440), (180, 116471368), (190, 110341296), (195, 107512032), (208, 100792530), (228, 91951080), (234, 89593360), (240, 87353526), (247, 84877920), (260, 80634024), (285, 73560864), (288, 72794605), (304, 68963310), (312, 67195020), (342, 61300720), (360, 58235684), (380, 55170648), (390, 53756016), (416, 50396265), (456, 45975540), (468, 44796680), (480, 43676763), (494, 42438960), (520, 40317012), (570, 36780432), (585, 35837344), (608, 34481655), (624, 33597510), (684, 30650360), (720, 29117842), (741, 28292640), (760, 27585324), (780, 26878008), (855, 24520288), (912, 22987770), (936, 22398340), (988, 21219480), (1040, 20158506), (1140, 18390216), (1170, 17918672), (1235, 16975584), (1248, 16798755), (1368, 15325180), (1440, 14558921), (1482, 14146320), (1520, 13792662), (1560, 13439004), (1710, 12260144), (1824, 11493885), (1872, 11199170), (1976, 10609740), (2080, 10079253), (2223, 9430880), (2280, 9195108), (2340, 8959336), (2470, 8487792), (2736, 7662590), (2964, 7073160), (3040, 6896331), (3120, 6719502), (3420, 6130072), (3705, 5658528), (3744, 5599585), (3952, 5304870), (4446, 4715440), (4560, 4597554), (4680, 4479668), (4940, 4243896), (5472, 3831295), (5928, 3536580), (6240, 3359751), (6840, 3065036), (7410, 2829264), (7904, 2652435), (8892, 2357720), (9120, 2298777), (9360, 2239834), (9880, 2121948), (11115, 1886176), (11856, 1768290), (13680, 1532518), (14820, 1414632), (17784, 1178860), (18720, 1119917), (19760, 1060974), (22230, 943088), (23712, 884145), (27360, 766259), (29640, 707316), (35568, 589430), (39520, 530487), (44460, 471544), (58943, 355680), (59280, 353658), (71136, 294715), (88920, 235772), (117886, 177840), (118560, 176829)]