778281120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18637}}^1$

素因数の和:18687

約数の個数: 144

約数和(自身を含む): 2747613960

約数和(自身を除く): 1969332840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1740, 2088, 2320, 2610, 2784, 3480, 4176, 4640, 5220, 6960, 8352, 10440, 13920, 18637, 20880, 37274, 41760, 55911, 74548, 93185, 111822, 149096, 167733, 186370, 223644, 279555, 298192, 335466, 372740, 447288, 540473, 559110, 596384, 670932, 745480, 838665, 894576, 1080946, 1118220, 1341864, 1490960, 1621419, 1677330, 1789152, 2161892, 2236440, 2683728, 2702365, 2981920, 3242838, 3354660, 4323784, 4472880, 4864257, 5367456, 5404730, 6485676, 6709320, 8107095, 8647568, 8945760, 9728514, 10809460, 12971352, 13418640, 16214190, 17295136, 19457028, 21618920, 24321285, 25942704, 26837280, 32428380, 38914056, 43237840, 48642570, 51885408, 64856760, 77828112, 86475680, 97285140, 129713520, 155656224, 194570280, 259427040, 389140560, 778281120]

約数ペア:

[(1, 778281120), (2, 389140560), (3, 259427040), (4, 194570280), (5, 155656224), (6, 129713520), (8, 97285140), (9, 86475680), (10, 77828112), (12, 64856760), (15, 51885408), (16, 48642570), (18, 43237840), (20, 38914056), (24, 32428380), (29, 26837280), (30, 25942704), (32, 24321285), (36, 21618920), (40, 19457028), (45, 17295136), (48, 16214190), (58, 13418640), (60, 12971352), (72, 10809460), (80, 9728514), (87, 8945760), (90, 8647568), (96, 8107095), (116, 6709320), (120, 6485676), (144, 5404730), (145, 5367456), (160, 4864257), (174, 4472880), (180, 4323784), (232, 3354660), (240, 3242838), (261, 2981920), (288, 2702365), (290, 2683728), (348, 2236440), (360, 2161892), (435, 1789152), (464, 1677330), (480, 1621419), (522, 1490960), (580, 1341864), (696, 1118220), (720, 1080946), (870, 894576), (928, 838665), (1044, 745480), (1160, 670932), (1305, 596384), (1392, 559110), (1440, 540473), (1740, 447288), (2088, 372740), (2320, 335466), (2610, 298192), (2784, 279555), (3480, 223644), (4176, 186370), (4640, 167733), (5220, 149096), (6960, 111822), (8352, 93185), (10440, 74548), (13920, 55911), (18637, 41760), (20880, 37274)]