80840520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5477}}^1$

素因数の和:5535

約数の個数: 96

約数和(自身を含む): 269188920

約数和(自身を除く): 188348400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1230, 1476, 1640, 1845, 2460, 2952, 3690, 4920, 5477, 7380, 10954, 14760, 16431, 21908, 27385, 32862, 43816, 49293, 54770, 65724, 82155, 98586, 109540, 131448, 164310, 197172, 219080, 224557, 246465, 328620, 394344, 449114, 492930, 657240, 673671, 898228, 985860, 1122785, 1347342, 1796456, 1971720, 2021013, 2245570, 2694684, 3368355, 4042026, 4491140, 5389368, 6736710, 8084052, 8982280, 10105065, 13473420, 16168104, 20210130, 26946840, 40420260, 80840520]

約数ペア:

[(1, 80840520), (2, 40420260), (3, 26946840), (4, 20210130), (5, 16168104), (6, 13473420), (8, 10105065), (9, 8982280), (10, 8084052), (12, 6736710), (15, 5389368), (18, 4491140), (20, 4042026), (24, 3368355), (30, 2694684), (36, 2245570), (40, 2021013), (41, 1971720), (45, 1796456), (60, 1347342), (72, 1122785), (82, 985860), (90, 898228), (120, 673671), (123, 657240), (164, 492930), (180, 449114), (205, 394344), (246, 328620), (328, 246465), (360, 224557), (369, 219080), (410, 197172), (492, 164310), (615, 131448), (738, 109540), (820, 98586), (984, 82155), (1230, 65724), (1476, 54770), (1640, 49293), (1845, 43816), (2460, 32862), (2952, 27385), (3690, 21908), (4920, 16431), (5477, 14760), (7380, 10954)]