20328680400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{7883}}^1$

素因数の和:8218

約数の個数: 240

約数和(自身を含む): 74674220544

約数和(自身を除く): 54345540144

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 307, 336, 350, 400, 420, 525, 560, 600, 614, 700, 840, 921, 1050, 1200, 1228, 1400, 1535, 1680, 1842, 2100, 2149, 2456, 2800, 3070, 3684, 4200, 4298, 4605, 4912, 6140, 6447, 7368, 7675, 7883, 8400, 8596, 9210, 10745, 12280, 12894, 14736, 15350, 15766, 17192, 18420, 21490, 23025, 23649, 24560, 25788, 30700, 31532, 32235, 34384, 36840, 39415, 42980, 46050, 47298, 51576, 53725, 55181, 61400, 63064, 64470, 73680, 78830, 85960, 92100, 94596, 103152, 107450, 110362, 118245, 122800, 126128, 128940, 157660, 161175, 165543, 171920, 184200, 189192, 197075, 214900, 220724, 236490, 257880, 275905, 315320, 322350, 331086, 368400, 378384, 394150, 429800, 441448, 472980, 515760, 551810, 591225, 630640, 644700, 662172, 788300, 827715, 859600, 882896, 945960, 1103620, 1182450, 1289400, 1324344, 1379525, 1576600, 1655430, 1891920, 2207240, 2364900, 2420081, 2578800, 2648688, 2759050, 3153200, 3310860, 4138575, 4414480, 4729800, 4840162, 5518100, 6621720, 7260243, 8277150, 9459600, 9680324, 11036200, 12100405, 13243440, 14520486, 16554300, 16940567, 19360648, 22072400, 24200810, 29040972, 33108600, 33881134, 36301215, 38721296, 48401620, 50821701, 58081944, 60502025, 66217200, 67762268, 72602430, 84702835, 96803240, 101643402, 116163888, 121004050, 135524536, 145204860, 169405670, 181506075, 193606480, 203286804, 242008100, 254108505, 271049072, 290409720, 338811340, 363012150, 406573608, 423514175, 484016200, 508217010, 580819440, 677622680, 726024300, 813147216, 847028350, 968032400, 1016434020, 1270542525, 1355245360, 1452048600, 1694056700, 2032868040, 2541085050, 2904097200, 3388113400, 4065736080, 5082170100, 6776226800, 10164340200, 20328680400]

約数ペア:

[(1, 20328680400), (2, 10164340200), (3, 6776226800), (4, 5082170100), (5, 4065736080), (6, 3388113400), (7, 2904097200), (8, 2541085050), (10, 2032868040), (12, 1694056700), (14, 1452048600), (15, 1355245360), (16, 1270542525), (20, 1016434020), (21, 968032400), (24, 847028350), (25, 813147216), (28, 726024300), (30, 677622680), (35, 580819440), (40, 508217010), (42, 484016200), (48, 423514175), (50, 406573608), (56, 363012150), (60, 338811340), (70, 290409720), (75, 271049072), (80, 254108505), (84, 242008100), (100, 203286804), (105, 193606480), (112, 181506075), (120, 169405670), (140, 145204860), (150, 135524536), (168, 121004050), (175, 116163888), (200, 101643402), (210, 96803240), (240, 84702835), (280, 72602430), (300, 67762268), (307, 66217200), (336, 60502025), (350, 58081944), (400, 50821701), (420, 48401620), (525, 38721296), (560, 36301215), (600, 33881134), (614, 33108600), (700, 29040972), (840, 24200810), (921, 22072400), (1050, 19360648), (1200, 16940567), (1228, 16554300), (1400, 14520486), (1535, 13243440), (1680, 12100405), (1842, 11036200), (2100, 9680324), (2149, 9459600), (2456, 8277150), (2800, 7260243), (3070, 6621720), (3684, 5518100), (4200, 4840162), (4298, 4729800), (4605, 4414480), (4912, 4138575), (6140, 3310860), (6447, 3153200), (7368, 2759050), (7675, 2648688), (7883, 2578800), (8400, 2420081), (8596, 2364900), (9210, 2207240), (10745, 1891920), (12280, 1655430), (12894, 1576600), (14736, 1379525), (15350, 1324344), (15766, 1289400), (17192, 1182450), (18420, 1103620), (21490, 945960), (23025, 882896), (23649, 859600), (24560, 827715), (25788, 788300), (30700, 662172), (31532, 644700), (32235, 630640), (34384, 591225), (36840, 551810), (39415, 515760), (42980, 472980), (46050, 441448), (47298, 429800), (51576, 394150), (53725, 378384), (55181, 368400), (61400, 331086), (63064, 322350), (64470, 315320), (73680, 275905), (78830, 257880), (85960, 236490), (92100, 220724), (94596, 214900), (103152, 197075), (107450, 189192), (110362, 184200), (118245, 171920), (122800, 165543), (126128, 161175), (128940, 157660)]