73842020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 181944000

約数和(自身を除く): 108101980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 151, 196, 245, 302, 490, 499, 604, 755, 980, 998, 1057, 1510, 1996, 2114, 2495, 3020, 3493, 4228, 4990, 5285, 6986, 7399, 9980, 10570, 13972, 14798, 17465, 21140, 24451, 29596, 34930, 36995, 48902, 69860, 73990, 75349, 97804, 122255, 147980, 150698, 244510, 301396, 376745, 489020, 527443, 753490, 1054886, 1506980, 2109772, 2637215, 3692101, 5274430, 7384202, 10548860, 14768404, 18460505, 36921010, 73842020]

約数ペア:

[(1, 73842020), (2, 36921010), (4, 18460505), (5, 14768404), (7, 10548860), (10, 7384202), (14, 5274430), (20, 3692101), (28, 2637215), (35, 2109772), (49, 1506980), (70, 1054886), (98, 753490), (140, 527443), (151, 489020), (196, 376745), (245, 301396), (302, 244510), (490, 150698), (499, 147980), (604, 122255), (755, 97804), (980, 75349), (998, 73990), (1057, 69860), (1510, 48902), (1996, 36995), (2114, 34930), (2495, 29596), (3020, 24451), (3493, 21140), (4228, 17465), (4990, 14798), (5285, 13972), (6986, 10570), (7399, 9980)]