2128129020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{695467}}^1$

素因数の和:695499

約数の個数: 72

約数和(自身を含む): 6835059504

約数和(自身を除く): 4706930484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 695467, 1390934, 2086401, 2781868, 3477335, 4172802, 6259203, 6954670, 8345604, 10432005, 11822939, 12518406, 13909340, 20864010, 23645878, 25036812, 31296015, 35468817, 41728020, 47291756, 59114695, 62592030, 70937634, 106406451, 118229390, 125184060, 141875268, 177344085, 212812902, 236458780, 354688170, 425625804, 532032255, 709376340, 1064064510, 2128129020]

約数ペア:

[(1, 2128129020), (2, 1064064510), (3, 709376340), (4, 532032255), (5, 425625804), (6, 354688170), (9, 236458780), (10, 212812902), (12, 177344085), (15, 141875268), (17, 125184060), (18, 118229390), (20, 106406451), (30, 70937634), (34, 62592030), (36, 59114695), (45, 47291756), (51, 41728020), (60, 35468817), (68, 31296015), (85, 25036812), (90, 23645878), (102, 20864010), (153, 13909340), (170, 12518406), (180, 11822939), (204, 10432005), (255, 8345604), (306, 6954670), (340, 6259203), (510, 4172802), (612, 3477335), (765, 2781868), (1020, 2086401), (1530, 1390934), (3060, 695467)]