820323360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7211}}^1$

素因数の和:7311

約数の個数: 144

約数和(自身を含む): 2835181440

約数和(自身を除く): 2014858080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1440, 1580, 1896, 2370, 2528, 2844, 3160, 3555, 3792, 4740, 5688, 6320, 7110, 7211, 7584, 9480, 11376, 12640, 14220, 14422, 18960, 21633, 22752, 28440, 28844, 36055, 37920, 43266, 56880, 57688, 64899, 72110, 86532, 108165, 113760, 115376, 129798, 144220, 173064, 216330, 230752, 259596, 288440, 324495, 346128, 432660, 519192, 569669, 576880, 648990, 692256, 865320, 1038384, 1139338, 1153760, 1297980, 1709007, 1730640, 2076768, 2278676, 2595960, 2848345, 3418014, 3461280, 4557352, 5127021, 5191920, 5696690, 6836028, 8545035, 9114704, 10254042, 10383840, 11393380, 13672056, 17090070, 18229408, 20508084, 22786760, 25635105, 27344112, 34180140, 41016168, 45573520, 51270210, 54688224, 68360280, 82032336, 91147040, 102540420, 136720560, 164064672, 205080840, 273441120, 410161680, 820323360]

約数ペア:

[(1, 820323360), (2, 410161680), (3, 273441120), (4, 205080840), (5, 164064672), (6, 136720560), (8, 102540420), (9, 91147040), (10, 82032336), (12, 68360280), (15, 54688224), (16, 51270210), (18, 45573520), (20, 41016168), (24, 34180140), (30, 27344112), (32, 25635105), (36, 22786760), (40, 20508084), (45, 18229408), (48, 17090070), (60, 13672056), (72, 11393380), (79, 10383840), (80, 10254042), (90, 9114704), (96, 8545035), (120, 6836028), (144, 5696690), (158, 5191920), (160, 5127021), (180, 4557352), (237, 3461280), (240, 3418014), (288, 2848345), (316, 2595960), (360, 2278676), (395, 2076768), (474, 1730640), (480, 1709007), (632, 1297980), (711, 1153760), (720, 1139338), (790, 1038384), (948, 865320), (1185, 692256), (1264, 648990), (1422, 576880), (1440, 569669), (1580, 519192), (1896, 432660), (2370, 346128), (2528, 324495), (2844, 288440), (3160, 259596), (3555, 230752), (3792, 216330), (4740, 173064), (5688, 144220), (6320, 129798), (7110, 115376), (7211, 113760), (7584, 108165), (9480, 86532), (11376, 72110), (12640, 64899), (14220, 57688), (14422, 56880), (18960, 43266), (21633, 37920), (22752, 36055), (28440, 28844)]