9815692520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{383}}^1$

素因数の和:819

約数の個数: 128

約数和(自身を含む): 23439974400

約数和(自身を除く): 13624281880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 313, 356, 383, 445, 460, 626, 712, 766, 890, 920, 1252, 1532, 1565, 1780, 1915, 2047, 2504, 3064, 3130, 3560, 3830, 4094, 6260, 7199, 7660, 8188, 8809, 10235, 12520, 14398, 15320, 16376, 17618, 20470, 27857, 28796, 34087, 35236, 35995, 40940, 44045, 55714, 57592, 68174, 70472, 71990, 81880, 88090, 111428, 119879, 136348, 139285, 143980, 170435, 176180, 222856, 239758, 272696, 278570, 287960, 340870, 352360, 479516, 557140, 599395, 640711, 681740, 784001, 959032, 1114280, 1198790, 1281422, 1363480, 1568002, 2397580, 2562844, 2757217, 3136004, 3203555, 3920005, 4795160, 5125688, 5514434, 6272008, 6407110, 7840010, 10669231, 11028868, 12814220, 13786085, 15680020, 21338462, 22057736, 25628440, 27572170, 31360040, 42676924, 53346155, 55144340, 85353848, 106692310, 110288680, 213384620, 245392313, 426769240, 490784626, 981569252, 1226961565, 1963138504, 2453923130, 4907846260, 9815692520]

約数ペア:

[(1, 9815692520), (2, 4907846260), (4, 2453923130), (5, 1963138504), (8, 1226961565), (10, 981569252), (20, 490784626), (23, 426769240), (40, 245392313), (46, 213384620), (89, 110288680), (92, 106692310), (115, 85353848), (178, 55144340), (184, 53346155), (230, 42676924), (313, 31360040), (356, 27572170), (383, 25628440), (445, 22057736), (460, 21338462), (626, 15680020), (712, 13786085), (766, 12814220), (890, 11028868), (920, 10669231), (1252, 7840010), (1532, 6407110), (1565, 6272008), (1780, 5514434), (1915, 5125688), (2047, 4795160), (2504, 3920005), (3064, 3203555), (3130, 3136004), (3560, 2757217), (3830, 2562844), (4094, 2397580), (6260, 1568002), (7199, 1363480), (7660, 1281422), (8188, 1198790), (8809, 1114280), (10235, 959032), (12520, 784001), (14398, 681740), (15320, 640711), (16376, 599395), (17618, 557140), (20470, 479516), (27857, 352360), (28796, 340870), (34087, 287960), (35236, 278570), (35995, 272696), (40940, 239758), (44045, 222856), (55714, 176180), (57592, 170435), (68174, 143980), (70472, 139285), (71990, 136348), (81880, 119879), (88090, 111428)]