417780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 1389024

約数和(自身を除く): 971244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 211, 220, 330, 396, 422, 495, 633, 660, 844, 990, 1055, 1266, 1899, 1980, 2110, 2321, 2532, 3165, 3798, 4220, 4642, 6330, 6963, 7596, 9284, 9495, 11605, 12660, 13926, 18990, 20889, 23210, 27852, 34815, 37980, 41778, 46420, 69630, 83556, 104445, 139260, 208890, 417780]

約数ペア:

[(1, 417780), (2, 208890), (3, 139260), (4, 104445), (5, 83556), (6, 69630), (9, 46420), (10, 41778), (11, 37980), (12, 34815), (15, 27852), (18, 23210), (20, 20889), (22, 18990), (30, 13926), (33, 12660), (36, 11605), (44, 9495), (45, 9284), (55, 7596), (60, 6963), (66, 6330), (90, 4642), (99, 4220), (110, 3798), (132, 3165), (165, 2532), (180, 2321), (198, 2110), (211, 1980), (220, 1899), (330, 1266), (396, 1055), (422, 990), (495, 844), (633, 660)]