18971371440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{8941}}^1$

素因数の和:9388

約数の個数: 240

約数和(自身を含む): 72995048256

約数和(自身を除く): 54023676816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 421, 504, 560, 630, 720, 840, 842, 1008, 1260, 1263, 1680, 1684, 2105, 2520, 2526, 2947, 3368, 3789, 4210, 5040, 5052, 5894, 6315, 6736, 7578, 8420, 8841, 8941, 10104, 11788, 12630, 14735, 15156, 16840, 17682, 17882, 18945, 20208, 23576, 25260, 26523, 26823, 29470, 30312, 33680, 35364, 35764, 37890, 44205, 44705, 47152, 50520, 53046, 53646, 58940, 60624, 62587, 70728, 71528, 75780, 80469, 88410, 89410, 101040, 106092, 107292, 117880, 125174, 132615, 134115, 141456, 143056, 151560, 160938, 176820, 178820, 187761, 212184, 214584, 235760, 250348, 265230, 268230, 303120, 312935, 321876, 353640, 357640, 375522, 402345, 424368, 429168, 500696, 530460, 536460, 563283, 625870, 643752, 707280, 715280, 751044, 804690, 938805, 1001392, 1060920, 1072920, 1126566, 1251740, 1287504, 1502088, 1609380, 1877610, 2121840, 2145840, 2253132, 2503480, 2816415, 3004176, 3218760, 3755220, 3764161, 4506264, 5006960, 5632830, 6437520, 7510440, 7528322, 9012528, 11265660, 11292483, 15020880, 15056644, 18820805, 22531320, 22584966, 26349127, 30113288, 33877449, 37641610, 45062640, 45169932, 52698254, 56462415, 60226576, 67754898, 75283220, 79047381, 90339864, 105396508, 112924830, 131745635, 135509796, 150566440, 158094762, 169387245, 180679728, 210793016, 225849660, 237142143, 263491270, 271019592, 301132880, 316189524, 338774490, 395236905, 421586032, 451699320, 474284286, 526982540, 542039184, 632379048, 677548980, 790473810, 903398640, 948568572, 1053965080, 1185710715, 1264758096, 1355097960, 1580947620, 1897137144, 2107930160, 2371421430, 2710195920, 3161895240, 3794274288, 4742842860, 6323790480, 9485685720, 18971371440]

約数ペア:

[(1, 18971371440), (2, 9485685720), (3, 6323790480), (4, 4742842860), (5, 3794274288), (6, 3161895240), (7, 2710195920), (8, 2371421430), (9, 2107930160), (10, 1897137144), (12, 1580947620), (14, 1355097960), (15, 1264758096), (16, 1185710715), (18, 1053965080), (20, 948568572), (21, 903398640), (24, 790473810), (28, 677548980), (30, 632379048), (35, 542039184), (36, 526982540), (40, 474284286), (42, 451699320), (45, 421586032), (48, 395236905), (56, 338774490), (60, 316189524), (63, 301132880), (70, 271019592), (72, 263491270), (80, 237142143), (84, 225849660), (90, 210793016), (105, 180679728), (112, 169387245), (120, 158094762), (126, 150566440), (140, 135509796), (144, 131745635), (168, 112924830), (180, 105396508), (210, 90339864), (240, 79047381), (252, 75283220), (280, 67754898), (315, 60226576), (336, 56462415), (360, 52698254), (420, 45169932), (421, 45062640), (504, 37641610), (560, 33877449), (630, 30113288), (720, 26349127), (840, 22584966), (842, 22531320), (1008, 18820805), (1260, 15056644), (1263, 15020880), (1680, 11292483), (1684, 11265660), (2105, 9012528), (2520, 7528322), (2526, 7510440), (2947, 6437520), (3368, 5632830), (3789, 5006960), (4210, 4506264), (5040, 3764161), (5052, 3755220), (5894, 3218760), (6315, 3004176), (6736, 2816415), (7578, 2503480), (8420, 2253132), (8841, 2145840), (8941, 2121840), (10104, 1877610), (11788, 1609380), (12630, 1502088), (14735, 1287504), (15156, 1251740), (16840, 1126566), (17682, 1072920), (17882, 1060920), (18945, 1001392), (20208, 938805), (23576, 804690), (25260, 751044), (26523, 715280), (26823, 707280), (29470, 643752), (30312, 625870), (33680, 563283), (35364, 536460), (35764, 530460), (37890, 500696), (44205, 429168), (44705, 424368), (47152, 402345), (50520, 375522), (53046, 357640), (53646, 353640), (58940, 321876), (60624, 312935), (62587, 303120), (70728, 268230), (71528, 265230), (75780, 250348), (80469, 235760), (88410, 214584), (89410, 212184), (101040, 187761), (106092, 178820), (107292, 176820), (117880, 160938), (125174, 151560), (132615, 143056), (134115, 141456)]