81424530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7477}}^1$

素因数の和:7512

約数の個数: 72

約数和(自身を含む): 232730316

約数和(自身を除く): 151305786

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 5445, 7477, 10890, 14954, 22431, 37385, 44862, 67293, 74770, 82247, 112155, 134586, 164494, 224310, 246741, 336465, 411235, 493482, 672930, 740223, 822470, 904717, 1233705, 1480446, 1809434, 2467410, 2714151, 3701115, 4523585, 5428302, 7402230, 8142453, 9047170, 13570755, 16284906, 27141510, 40712265, 81424530]

約数ペア:

[(1, 81424530), (2, 40712265), (3, 27141510), (5, 16284906), (6, 13570755), (9, 9047170), (10, 8142453), (11, 7402230), (15, 5428302), (18, 4523585), (22, 3701115), (30, 2714151), (33, 2467410), (45, 1809434), (55, 1480446), (66, 1233705), (90, 904717), (99, 822470), (110, 740223), (121, 672930), (165, 493482), (198, 411235), (242, 336465), (330, 246741), (363, 224310), (495, 164494), (605, 134586), (726, 112155), (990, 82247), (1089, 74770), (1210, 67293), (1815, 44862), (2178, 37385), (3630, 22431), (5445, 14954), (7477, 10890)]