30770320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2389}}^1$

素因数の和:2432

約数の個数: 80

約数和(自身を含む): 85351680

約数和(自身を除く): 54581360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2389, 2576, 3220, 4778, 6440, 9556, 11945, 12880, 16723, 19112, 23890, 33446, 38224, 47780, 54947, 66892, 83615, 95560, 109894, 133784, 167230, 191120, 219788, 267568, 274735, 334460, 384629, 439576, 549470, 668920, 769258, 879152, 1098940, 1337840, 1538516, 1923145, 2197880, 3077032, 3846290, 4395760, 6154064, 7692580, 15385160, 30770320]

約数ペア:

[(1, 30770320), (2, 15385160), (4, 7692580), (5, 6154064), (7, 4395760), (8, 3846290), (10, 3077032), (14, 2197880), (16, 1923145), (20, 1538516), (23, 1337840), (28, 1098940), (35, 879152), (40, 769258), (46, 668920), (56, 549470), (70, 439576), (80, 384629), (92, 334460), (112, 274735), (115, 267568), (140, 219788), (161, 191120), (184, 167230), (230, 133784), (280, 109894), (322, 95560), (368, 83615), (460, 66892), (560, 54947), (644, 47780), (805, 38224), (920, 33446), (1288, 23890), (1610, 19112), (1840, 16723), (2389, 12880), (2576, 11945), (3220, 9556), (4778, 6440)]