40168548

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 120

約数和(自身を含む): 121968000

約数和(自身を除く): 81799452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 89, 108, 126, 162, 178, 189, 199, 252, 267, 324, 356, 378, 398, 534, 567, 597, 623, 756, 796, 801, 1068, 1134, 1194, 1246, 1393, 1602, 1791, 1869, 2268, 2388, 2403, 2492, 2786, 3204, 3582, 3738, 4179, 4806, 5373, 5572, 5607, 7164, 7209, 7476, 8358, 9612, 10746, 11214, 12537, 14418, 16119, 16716, 16821, 17711, 21492, 22428, 25074, 28836, 32238, 33642, 35422, 37611, 50148, 50463, 53133, 64476, 67284, 70844, 75222, 100926, 106266, 112833, 123977, 150444, 159399, 201852, 212532, 225666, 247954, 318798, 371931, 451332, 478197, 495908, 637596, 743862, 956394, 1115793, 1434591, 1487724, 1912788, 2231586, 2869182, 3347379, 4463172, 5738364, 6694758, 10042137, 13389516, 20084274, 40168548]

約数ペア:

[(1, 40168548), (2, 20084274), (3, 13389516), (4, 10042137), (6, 6694758), (7, 5738364), (9, 4463172), (12, 3347379), (14, 2869182), (18, 2231586), (21, 1912788), (27, 1487724), (28, 1434591), (36, 1115793), (42, 956394), (54, 743862), (63, 637596), (81, 495908), (84, 478197), (89, 451332), (108, 371931), (126, 318798), (162, 247954), (178, 225666), (189, 212532), (199, 201852), (252, 159399), (267, 150444), (324, 123977), (356, 112833), (378, 106266), (398, 100926), (534, 75222), (567, 70844), (597, 67284), (623, 64476), (756, 53133), (796, 50463), (801, 50148), (1068, 37611), (1134, 35422), (1194, 33642), (1246, 32238), (1393, 28836), (1602, 25074), (1791, 22428), (1869, 21492), (2268, 17711), (2388, 16821), (2403, 16716), (2492, 16119), (2786, 14418), (3204, 12537), (3582, 11214), (3738, 10746), (4179, 9612), (4806, 8358), (5373, 7476), (5572, 7209), (5607, 7164)]