30391020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15349}}^1$

素因数の和:15375

約数の個数: 72

約数和(自身を含む): 100573200

約数和(自身を除く): 70182180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 15349, 30698, 46047, 61396, 76745, 92094, 138141, 153490, 168839, 184188, 230235, 276282, 306980, 337678, 460470, 506517, 552564, 675356, 690705, 844195, 920940, 1013034, 1381410, 1519551, 1688390, 2026068, 2532585, 2762820, 3039102, 3376780, 5065170, 6078204, 7597755, 10130340, 15195510, 30391020]

約数ペア:

[(1, 30391020), (2, 15195510), (3, 10130340), (4, 7597755), (5, 6078204), (6, 5065170), (9, 3376780), (10, 3039102), (11, 2762820), (12, 2532585), (15, 2026068), (18, 1688390), (20, 1519551), (22, 1381410), (30, 1013034), (33, 920940), (36, 844195), (44, 690705), (45, 675356), (55, 552564), (60, 506517), (66, 460470), (90, 337678), (99, 306980), (110, 276282), (132, 230235), (165, 184188), (180, 168839), (198, 153490), (220, 138141), (330, 92094), (396, 76745), (495, 61396), (660, 46047), (990, 30698), (1980, 15349)]