222448520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{10883}}^1$

素因数の和:10974

約数の個数: 64

約数和(自身を含む): 579899520

約数和(自身を除く): 357451000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 10220, 10883, 20440, 21766, 43532, 54415, 76181, 87064, 108830, 152362, 217660, 304724, 380905, 435320, 609448, 761810, 794459, 1523620, 1588918, 3047240, 3177836, 3972295, 5561213, 6355672, 7944590, 11122426, 15889180, 22244852, 27806065, 31778360, 44489704, 55612130, 111224260, 222448520]

約数ペア:

[(1, 222448520), (2, 111224260), (4, 55612130), (5, 44489704), (7, 31778360), (8, 27806065), (10, 22244852), (14, 15889180), (20, 11122426), (28, 7944590), (35, 6355672), (40, 5561213), (56, 3972295), (70, 3177836), (73, 3047240), (140, 1588918), (146, 1523620), (280, 794459), (292, 761810), (365, 609448), (511, 435320), (584, 380905), (730, 304724), (1022, 217660), (1460, 152362), (2044, 108830), (2555, 87064), (2920, 76181), (4088, 54415), (5110, 43532), (10220, 21766), (10883, 20440)]