64654320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{269393}}^1$

素因数の和:269409

約数の個数: 40

約数和(自身を含む): 200429136

約数和(自身を除く): 135774816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 269393, 538786, 808179, 1077572, 1346965, 1616358, 2155144, 2693930, 3232716, 4040895, 4310288, 5387860, 6465432, 8081790, 10775720, 12930864, 16163580, 21551440, 32327160, 64654320]

約数ペア:

[(1, 64654320), (2, 32327160), (3, 21551440), (4, 16163580), (5, 12930864), (6, 10775720), (8, 8081790), (10, 6465432), (12, 5387860), (15, 4310288), (16, 4040895), (20, 3232716), (24, 2693930), (30, 2155144), (40, 1616358), (48, 1346965), (60, 1077572), (80, 808179), (120, 538786), (240, 269393)]