821664420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{1571}}^1$

素因数の和:1985

約数の個数: 96

約数和(自身を含む): 2408555520

約数和(自身を除く): 1586891100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 379, 460, 690, 758, 1137, 1380, 1516, 1571, 1895, 2274, 3142, 3790, 4548, 4713, 5685, 6284, 7580, 7855, 8717, 9426, 11370, 15710, 17434, 18852, 22740, 23565, 26151, 31420, 34868, 36133, 43585, 47130, 52302, 72266, 87170, 94260, 104604, 108399, 130755, 144532, 174340, 180665, 216798, 261510, 361330, 433596, 523020, 541995, 595409, 722660, 1083990, 1190818, 1786227, 2167980, 2381636, 2977045, 3572454, 5954090, 7144908, 8931135, 11908180, 13694407, 17862270, 27388814, 35724540, 41083221, 54777628, 68472035, 82166442, 136944070, 164332884, 205416105, 273888140, 410832210, 821664420]

約数ペア:

[(1, 821664420), (2, 410832210), (3, 273888140), (4, 205416105), (5, 164332884), (6, 136944070), (10, 82166442), (12, 68472035), (15, 54777628), (20, 41083221), (23, 35724540), (30, 27388814), (46, 17862270), (60, 13694407), (69, 11908180), (92, 8931135), (115, 7144908), (138, 5954090), (230, 3572454), (276, 2977045), (345, 2381636), (379, 2167980), (460, 1786227), (690, 1190818), (758, 1083990), (1137, 722660), (1380, 595409), (1516, 541995), (1571, 523020), (1895, 433596), (2274, 361330), (3142, 261510), (3790, 216798), (4548, 180665), (4713, 174340), (5685, 144532), (6284, 130755), (7580, 108399), (7855, 104604), (8717, 94260), (9426, 87170), (11370, 72266), (15710, 52302), (17434, 47130), (18852, 43585), (22740, 36133), (23565, 34868), (26151, 31420)]