647190

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:83

約数の個数: 80

約数和(自身を含む): 1881792

約数和(自身を除く): 1234602

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 47, 51, 54, 81, 85, 90, 94, 102, 135, 141, 153, 162, 170, 235, 255, 270, 282, 306, 405, 423, 459, 470, 510, 705, 765, 799, 810, 846, 918, 1269, 1377, 1410, 1530, 1598, 2115, 2295, 2397, 2538, 2754, 3807, 3995, 4230, 4590, 4794, 6345, 6885, 7191, 7614, 7990, 11985, 12690, 13770, 14382, 19035, 21573, 23970, 35955, 38070, 43146, 64719, 71910, 107865, 129438, 215730, 323595, 647190]

約数ペア:

[(1, 647190), (2, 323595), (3, 215730), (5, 129438), (6, 107865), (9, 71910), (10, 64719), (15, 43146), (17, 38070), (18, 35955), (27, 23970), (30, 21573), (34, 19035), (45, 14382), (47, 13770), (51, 12690), (54, 11985), (81, 7990), (85, 7614), (90, 7191), (94, 6885), (102, 6345), (135, 4794), (141, 4590), (153, 4230), (162, 3995), (170, 3807), (235, 2754), (255, 2538), (270, 2397), (282, 2295), (306, 2115), (405, 1598), (423, 1530), (459, 1410), (470, 1377), (510, 1269), (705, 918), (765, 846), (799, 810)]