154996520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{7583}}^1$

素因数の和:7674

約数の個数: 64

約数和(自身を含む): 404075520

約数和(自身を除く): 249079000

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, 7583, 10220, 15166, 20440, 30332, 37915, 53081, 60664, 75830, 106162, 151660, 212324, 265405, 303320, 424648, 530810, 553559, 1061620, 1107118, 2123240, 2214236, 2767795, 3874913, 4428472, 5535590, 7749826, 11071180, 15499652, 19374565, 22142360, 30999304, 38749130, 77498260, 154996520]

約数ペア:

[(1, 154996520), (2, 77498260), (4, 38749130), (5, 30999304), (7, 22142360), (8, 19374565), (10, 15499652), (14, 11071180), (20, 7749826), (28, 5535590), (35, 4428472), (40, 3874913), (56, 2767795), (70, 2214236), (73, 2123240), (140, 1107118), (146, 1061620), (280, 553559), (292, 530810), (365, 424648), (511, 303320), (584, 265405), (730, 212324), (1022, 151660), (1460, 106162), (2044, 75830), (2555, 60664), (2920, 53081), (4088, 37915), (5110, 30332), (7583, 20440), (10220, 15166)]