217278720

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{6287}}^1$

素因数の和:6317

約数の個数: 144

約数和(自身を含む): 771160320

約数和(自身を除く): 553881600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6287, 6912, 8640, 11520, 12574, 17280, 18861, 25148, 31435, 34560, 37722, 50296, 56583, 62870, 75444, 94305, 100592, 113166, 125740, 150888, 169749, 188610, 201184, 226332, 251480, 282915, 301776, 339498, 377220, 402368, 452664, 502960, 565830, 603552, 678996, 754440, 804736, 848745, 905328, 1005920, 1131660, 1207104, 1357992, 1508880, 1609472, 1697490, 1810656, 2011840, 2263320, 2414208, 2715984, 3017760, 3394980, 3621312, 4023680, 4526640, 4828416, 5431968, 6035520, 6789960, 7242624, 8047360, 9053280, 10863936, 12071040, 13579920, 14485248, 18106560, 21727872, 24142080, 27159840, 36213120, 43455744, 54319680, 72426240, 108639360, 217278720]

約数ペア:

[(1, 217278720), (2, 108639360), (3, 72426240), (4, 54319680), (5, 43455744), (6, 36213120), (8, 27159840), (9, 24142080), (10, 21727872), (12, 18106560), (15, 14485248), (16, 13579920), (18, 12071040), (20, 10863936), (24, 9053280), (27, 8047360), (30, 7242624), (32, 6789960), (36, 6035520), (40, 5431968), (45, 4828416), (48, 4526640), (54, 4023680), (60, 3621312), (64, 3394980), (72, 3017760), (80, 2715984), (90, 2414208), (96, 2263320), (108, 2011840), (120, 1810656), (128, 1697490), (135, 1609472), (144, 1508880), (160, 1357992), (180, 1207104), (192, 1131660), (216, 1005920), (240, 905328), (256, 848745), (270, 804736), (288, 754440), (320, 678996), (360, 603552), (384, 565830), (432, 502960), (480, 452664), (540, 402368), (576, 377220), (640, 339498), (720, 301776), (768, 282915), (864, 251480), (960, 226332), (1080, 201184), (1152, 188610), (1280, 169749), (1440, 150888), (1728, 125740), (1920, 113166), (2160, 100592), (2304, 94305), (2880, 75444), (3456, 62870), (3840, 56583), (4320, 50296), (5760, 37722), (6287, 34560), (6912, 31435), (8640, 25148), (11520, 18861), (12574, 17280)]