84256020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16141}}^1$

素因数の和:16185

約数の個数: 72

約数和(自身を含む): 264405960

約数和(自身を除く): 180149940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 16141, 32282, 48423, 64564, 80705, 96846, 145269, 161410, 193692, 242115, 290538, 322820, 468089, 484230, 581076, 726345, 936178, 968460, 1404267, 1452690, 1872356, 2340445, 2808534, 2905380, 4212801, 4680890, 5617068, 7021335, 8425602, 9361780, 14042670, 16851204, 21064005, 28085340, 42128010, 84256020]

約数ペア:

[(1, 84256020), (2, 42128010), (3, 28085340), (4, 21064005), (5, 16851204), (6, 14042670), (9, 9361780), (10, 8425602), (12, 7021335), (15, 5617068), (18, 4680890), (20, 4212801), (29, 2905380), (30, 2808534), (36, 2340445), (45, 1872356), (58, 1452690), (60, 1404267), (87, 968460), (90, 936178), (116, 726345), (145, 581076), (174, 484230), (180, 468089), (261, 322820), (290, 290538), (348, 242115), (435, 193692), (522, 161410), (580, 145269), (870, 96846), (1044, 80705), (1305, 64564), (1740, 48423), (2610, 32282), (5220, 16141)]