81942000

素因数分解:

$2^4\times 3^1\times 5^3\times 7^1\times {\mathrm{1951}}^1$

素因数の和:1984

約数の個数: 160

約数和(自身を含む): 302075904

約数和(自身を除く): 220133904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 125, 140, 150, 168, 175, 200, 210, 240, 250, 280, 300, 336, 350, 375, 400, 420, 500, 525, 560, 600, 700, 750, 840, 875, 1000, 1050, 1200, 1400, 1500, 1680, 1750, 1951, 2000, 2100, 2625, 2800, 3000, 3500, 3902, 4200, 5250, 5853, 6000, 7000, 7804, 8400, 9755, 10500, 11706, 13657, 14000, 15608, 19510, 21000, 23412, 27314, 29265, 31216, 39020, 40971, 42000, 46824, 48775, 54628, 58530, 68285, 78040, 81942, 93648, 97550, 109256, 117060, 136570, 146325, 156080, 163884, 195100, 204855, 218512, 234120, 243875, 273140, 292650, 327768, 341425, 390200, 409710, 468240, 487750, 546280, 585300, 655536, 682850, 731625, 780400, 819420, 975500, 1024275, 1092560, 1170600, 1365700, 1463250, 1638840, 1707125, 1951000, 2048550, 2341200, 2731400, 2926500, 3277680, 3414250, 3902000, 4097100, 5121375, 5462800, 5853000, 6828500, 8194200, 10242750, 11706000, 13657000, 16388400, 20485500, 27314000, 40971000, 81942000]

約数ペア:

[(1, 81942000), (2, 40971000), (3, 27314000), (4, 20485500), (5, 16388400), (6, 13657000), (7, 11706000), (8, 10242750), (10, 8194200), (12, 6828500), (14, 5853000), (15, 5462800), (16, 5121375), (20, 4097100), (21, 3902000), (24, 3414250), (25, 3277680), (28, 2926500), (30, 2731400), (35, 2341200), (40, 2048550), (42, 1951000), (48, 1707125), (50, 1638840), (56, 1463250), (60, 1365700), (70, 1170600), (75, 1092560), (80, 1024275), (84, 975500), (100, 819420), (105, 780400), (112, 731625), (120, 682850), (125, 655536), (140, 585300), (150, 546280), (168, 487750), (175, 468240), (200, 409710), (210, 390200), (240, 341425), (250, 327768), (280, 292650), (300, 273140), (336, 243875), (350, 234120), (375, 218512), (400, 204855), (420, 195100), (500, 163884), (525, 156080), (560, 146325), (600, 136570), (700, 117060), (750, 109256), (840, 97550), (875, 93648), (1000, 81942), (1050, 78040), (1200, 68285), (1400, 58530), (1500, 54628), (1680, 48775), (1750, 46824), (1951, 42000), (2000, 40971), (2100, 39020), (2625, 31216), (2800, 29265), (3000, 27314), (3500, 23412), (3902, 21000), (4200, 19510), (5250, 15608), (5853, 14000), (6000, 13657), (7000, 11706), (7804, 10500), (8400, 9755)]