80368260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{191353}}^1$

素因数の和:191372

約数の個数: 48

約数和(自身を含む): 257179776

約数和(自身を除く): 176811516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 191353, 382706, 574059, 765412, 956765, 1148118, 1339471, 1913530, 2296236, 2678942, 2870295, 3827060, 4018413, 5357884, 5740590, 6697355, 8036826, 11481180, 13394710, 16073652, 20092065, 26789420, 40184130, 80368260]

約数ペア:

[(1, 80368260), (2, 40184130), (3, 26789420), (4, 20092065), (5, 16073652), (6, 13394710), (7, 11481180), (10, 8036826), (12, 6697355), (14, 5740590), (15, 5357884), (20, 4018413), (21, 3827060), (28, 2870295), (30, 2678942), (35, 2296236), (42, 1913530), (60, 1339471), (70, 1148118), (84, 956765), (105, 765412), (140, 574059), (210, 382706), (420, 191353)]