215445420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7823}}^1$

素因数の和:7861

約数の個数: 120

約数和(自身を含む): 715708224

約数和(自身を除く): 500262804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 405, 459, 510, 540, 612, 765, 810, 918, 1020, 1377, 1530, 1620, 1836, 2295, 2754, 3060, 4590, 5508, 6885, 7823, 9180, 13770, 15646, 23469, 27540, 31292, 39115, 46938, 70407, 78230, 93876, 117345, 132991, 140814, 156460, 211221, 234690, 265982, 281628, 352035, 398973, 422442, 469380, 531964, 633663, 664955, 704070, 797946, 844884, 1056105, 1196919, 1267326, 1329910, 1408140, 1595892, 1994865, 2112210, 2393838, 2534652, 2659820, 3168315, 3590757, 3989730, 4224420, 4787676, 5984595, 6336630, 7181514, 7979460, 10772271, 11969190, 12673260, 14363028, 17953785, 21544542, 23938380, 35907570, 43089084, 53861355, 71815140, 107722710, 215445420]

約数ペア:

[(1, 215445420), (2, 107722710), (3, 71815140), (4, 53861355), (5, 43089084), (6, 35907570), (9, 23938380), (10, 21544542), (12, 17953785), (15, 14363028), (17, 12673260), (18, 11969190), (20, 10772271), (27, 7979460), (30, 7181514), (34, 6336630), (36, 5984595), (45, 4787676), (51, 4224420), (54, 3989730), (60, 3590757), (68, 3168315), (81, 2659820), (85, 2534652), (90, 2393838), (102, 2112210), (108, 1994865), (135, 1595892), (153, 1408140), (162, 1329910), (170, 1267326), (180, 1196919), (204, 1056105), (255, 844884), (270, 797946), (306, 704070), (324, 664955), (340, 633663), (405, 531964), (459, 469380), (510, 422442), (540, 398973), (612, 352035), (765, 281628), (810, 265982), (918, 234690), (1020, 211221), (1377, 156460), (1530, 140814), (1620, 132991), (1836, 117345), (2295, 93876), (2754, 78230), (3060, 70407), (4590, 46938), (5508, 39115), (6885, 31292), (7823, 27540), (9180, 23469), (13770, 15646)]