81954000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 240

約数和(自身を含む): 297994320

約数和(自身を除く): 216040320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 29, 30, 36, 40, 45, 48, 50, 58, 60, 72, 75, 80, 87, 90, 100, 116, 120, 125, 144, 145, 150, 157, 174, 180, 200, 225, 232, 240, 250, 261, 290, 300, 314, 348, 360, 375, 400, 435, 450, 464, 471, 500, 522, 580, 600, 628, 696, 720, 725, 750, 785, 870, 900, 942, 1000, 1044, 1125, 1160, 1200, 1256, 1305, 1392, 1413, 1450, 1500, 1570, 1740, 1800, 1884, 2000, 2088, 2175, 2250, 2320, 2355, 2512, 2610, 2826, 2900, 3000, 3140, 3480, 3600, 3625, 3768, 3925, 4176, 4350, 4500, 4553, 4710, 5220, 5652, 5800, 6000, 6280, 6525, 6960, 7065, 7250, 7536, 7850, 8700, 9000, 9106, 9420, 10440, 10875, 11304, 11600, 11775, 12560, 13050, 13659, 14130, 14500, 15700, 17400, 18000, 18212, 18840, 19625, 20880, 21750, 22608, 22765, 23550, 26100, 27318, 28260, 29000, 31400, 32625, 34800, 35325, 36424, 37680, 39250, 40977, 43500, 45530, 47100, 52200, 54636, 56520, 58000, 58875, 62800, 65250, 68295, 70650, 72848, 78500, 81954, 87000, 91060, 94200, 104400, 109272, 113040, 113825, 117750, 130500, 136590, 141300, 157000, 163908, 174000, 176625, 182120, 188400, 204885, 218544, 227650, 235500, 261000, 273180, 282600, 314000, 327816, 341475, 353250, 364240, 409770, 455300, 471000, 522000, 546360, 565200, 569125, 655632, 682950, 706500, 819540, 910600, 942000, 1024425, 1092720, 1138250, 1365900, 1413000, 1639080, 1707375, 1821200, 2048850, 2276500, 2731800, 2826000, 3278160, 3414750, 4097700, 4553000, 5122125, 5463600, 6829500, 8195400, 9106000, 10244250, 13659000, 16390800, 20488500, 27318000, 40977000, 81954000]

約数ペア:

[(1, 81954000), (2, 40977000), (3, 27318000), (4, 20488500), (5, 16390800), (6, 13659000), (8, 10244250), (9, 9106000), (10, 8195400), (12, 6829500), (15, 5463600), (16, 5122125), (18, 4553000), (20, 4097700), (24, 3414750), (25, 3278160), (29, 2826000), (30, 2731800), (36, 2276500), (40, 2048850), (45, 1821200), (48, 1707375), (50, 1639080), (58, 1413000), (60, 1365900), (72, 1138250), (75, 1092720), (80, 1024425), (87, 942000), (90, 910600), (100, 819540), (116, 706500), (120, 682950), (125, 655632), (144, 569125), (145, 565200), (150, 546360), (157, 522000), (174, 471000), (180, 455300), (200, 409770), (225, 364240), (232, 353250), (240, 341475), (250, 327816), (261, 314000), (290, 282600), (300, 273180), (314, 261000), (348, 235500), (360, 227650), (375, 218544), (400, 204885), (435, 188400), (450, 182120), (464, 176625), (471, 174000), (500, 163908), (522, 157000), (580, 141300), (600, 136590), (628, 130500), (696, 117750), (720, 113825), (725, 113040), (750, 109272), (785, 104400), (870, 94200), (900, 91060), (942, 87000), (1000, 81954), (1044, 78500), (1125, 72848), (1160, 70650), (1200, 68295), (1256, 65250), (1305, 62800), (1392, 58875), (1413, 58000), (1450, 56520), (1500, 54636), (1570, 52200), (1740, 47100), (1800, 45530), (1884, 43500), (2000, 40977), (2088, 39250), (2175, 37680), (2250, 36424), (2320, 35325), (2355, 34800), (2512, 32625), (2610, 31400), (2826, 29000), (2900, 28260), (3000, 27318), (3140, 26100), (3480, 23550), (3600, 22765), (3625, 22608), (3768, 21750), (3925, 20880), (4176, 19625), (4350, 18840), (4500, 18212), (4553, 18000), (4710, 17400), (5220, 15700), (5652, 14500), (5800, 14130), (6000, 13659), (6280, 13050), (6525, 12560), (6960, 11775), (7065, 11600), (7250, 11304), (7536, 10875), (7850, 10440), (8700, 9420), (9000, 9106)]