72928800

素因数分解:

$2^5\times 3^2\times 5^2\times 7^1\times {\mathrm{1447}}^1$

素因数の和:1480

約数の個数: 216

約数和(自身を含む): 294106176

約数和(自身を除く): 221177376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 140, 144, 150, 160, 168, 175, 180, 200, 210, 224, 225, 240, 252, 280, 288, 300, 315, 336, 350, 360, 400, 420, 450, 480, 504, 525, 560, 600, 630, 672, 700, 720, 800, 840, 900, 1008, 1050, 1120, 1200, 1260, 1400, 1440, 1447, 1575, 1680, 1800, 2016, 2100, 2400, 2520, 2800, 2894, 3150, 3360, 3600, 4200, 4341, 5040, 5600, 5788, 6300, 7200, 7235, 8400, 8682, 10080, 10129, 11576, 12600, 13023, 14470, 16800, 17364, 20258, 21705, 23152, 25200, 26046, 28940, 30387, 34728, 36175, 40516, 43410, 46304, 50400, 50645, 52092, 57880, 60774, 65115, 69456, 72350, 81032, 86820, 91161, 101290, 104184, 108525, 115760, 121548, 130230, 138912, 144700, 151935, 162064, 173640, 182322, 202580, 208368, 217050, 231520, 243096, 253225, 260460, 289400, 303870, 324128, 325575, 347280, 364644, 405160, 416736, 434100, 455805, 486192, 506450, 520920, 578800, 607740, 651150, 694560, 729288, 759675, 810320, 868200, 911610, 972384, 1012900, 1041840, 1157600, 1215480, 1302300, 1458576, 1519350, 1620640, 1736400, 1823220, 2025800, 2083680, 2279025, 2430960, 2604600, 2917152, 3038700, 3472800, 3646440, 4051600, 4558050, 4861920, 5209200, 6077400, 7292880, 8103200, 9116100, 10418400, 12154800, 14585760, 18232200, 24309600, 36464400, 72928800]

約数ペア:

[(1, 72928800), (2, 36464400), (3, 24309600), (4, 18232200), (5, 14585760), (6, 12154800), (7, 10418400), (8, 9116100), (9, 8103200), (10, 7292880), (12, 6077400), (14, 5209200), (15, 4861920), (16, 4558050), (18, 4051600), (20, 3646440), (21, 3472800), (24, 3038700), (25, 2917152), (28, 2604600), (30, 2430960), (32, 2279025), (35, 2083680), (36, 2025800), (40, 1823220), (42, 1736400), (45, 1620640), (48, 1519350), (50, 1458576), (56, 1302300), (60, 1215480), (63, 1157600), (70, 1041840), (72, 1012900), (75, 972384), (80, 911610), (84, 868200), (90, 810320), (96, 759675), (100, 729288), (105, 694560), (112, 651150), (120, 607740), (126, 578800), (140, 520920), (144, 506450), (150, 486192), (160, 455805), (168, 434100), (175, 416736), (180, 405160), (200, 364644), (210, 347280), (224, 325575), (225, 324128), (240, 303870), (252, 289400), (280, 260460), (288, 253225), (300, 243096), (315, 231520), (336, 217050), (350, 208368), (360, 202580), (400, 182322), (420, 173640), (450, 162064), (480, 151935), (504, 144700), (525, 138912), (560, 130230), (600, 121548), (630, 115760), (672, 108525), (700, 104184), (720, 101290), (800, 91161), (840, 86820), (900, 81032), (1008, 72350), (1050, 69456), (1120, 65115), (1200, 60774), (1260, 57880), (1400, 52092), (1440, 50645), (1447, 50400), (1575, 46304), (1680, 43410), (1800, 40516), (2016, 36175), (2100, 34728), (2400, 30387), (2520, 28940), (2800, 26046), (2894, 25200), (3150, 23152), (3360, 21705), (3600, 20258), (4200, 17364), (4341, 16800), (5040, 14470), (5600, 13023), (5788, 12600), (6300, 11576), (7200, 10129), (7235, 10080), (8400, 8682)]