221628400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{79153}}^1$

素因数の和:79178

約数の個数: 60

約数和(自身を含む): 608535952

約数和(自身を除く): 386907552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 79153, 158306, 316612, 395765, 554071, 633224, 791530, 1108142, 1266448, 1583060, 1978825, 2216284, 2770355, 3166120, 3957650, 4432568, 5540710, 6332240, 7915300, 8865136, 11081420, 13851775, 15830600, 22162840, 27703550, 31661200, 44325680, 55407100, 110814200, 221628400]

約数ペア:

[(1, 221628400), (2, 110814200), (4, 55407100), (5, 44325680), (7, 31661200), (8, 27703550), (10, 22162840), (14, 15830600), (16, 13851775), (20, 11081420), (25, 8865136), (28, 7915300), (35, 6332240), (40, 5540710), (50, 4432568), (56, 3957650), (70, 3166120), (80, 2770355), (100, 2216284), (112, 1978825), (140, 1583060), (175, 1266448), (200, 1108142), (280, 791530), (350, 633224), (400, 554071), (560, 395765), (700, 316612), (1400, 158306), (2800, 79153)]