19888147200

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{16981}}^1$

素因数の和:17071

約数の個数: 216

約数和(自身を含む): 66714941776

約数和(自身を除く): 46826794576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 61, 64, 75, 80, 96, 100, 120, 122, 128, 150, 160, 183, 192, 200, 240, 244, 256, 300, 305, 320, 366, 384, 400, 480, 488, 600, 610, 640, 732, 768, 800, 915, 960, 976, 1200, 1220, 1280, 1464, 1525, 1600, 1830, 1920, 1952, 2400, 2440, 2928, 3050, 3200, 3660, 3840, 3904, 4575, 4800, 4880, 5856, 6100, 6400, 7320, 7808, 9150, 9600, 9760, 11712, 12200, 14640, 15616, 16981, 18300, 19200, 19520, 23424, 24400, 29280, 33962, 36600, 39040, 46848, 48800, 50943, 58560, 67924, 73200, 78080, 84905, 97600, 101886, 117120, 135848, 146400, 169810, 195200, 203772, 234240, 254715, 271696, 292800, 339620, 390400, 407544, 424525, 509430, 543392, 585600, 679240, 815088, 849050, 1018860, 1035841, 1086784, 1171200, 1273575, 1358480, 1630176, 1698100, 2037720, 2071682, 2173568, 2547150, 2716960, 3107523, 3260352, 3396200, 4075440, 4143364, 4347136, 5094300, 5179205, 5433920, 6215046, 6520704, 6792400, 8150880, 8286728, 10188600, 10358410, 10867840, 12430092, 13041408, 13584800, 15537615, 16301760, 16573456, 20377200, 20716820, 21735680, 24860184, 25896025, 27169600, 31075230, 32603520, 33146912, 40754400, 41433640, 49720368, 51792050, 54339200, 62150460, 65207040, 66293824, 77688075, 81508800, 82867280, 99440736, 103584100, 108678400, 124300920, 132587648, 155376150, 163017600, 165734560, 198881472, 207168200, 248601840, 265175296, 310752300, 326035200, 331469120, 397762944, 414336400, 497203680, 621504600, 662938240, 795525888, 828672800, 994407360, 1243009200, 1325876480, 1657345600, 1988814720, 2486018400, 3314691200, 3977629440, 4972036800, 6629382400, 9944073600, 19888147200]

約数ペア:

[(1, 19888147200), (2, 9944073600), (3, 6629382400), (4, 4972036800), (5, 3977629440), (6, 3314691200), (8, 2486018400), (10, 1988814720), (12, 1657345600), (15, 1325876480), (16, 1243009200), (20, 994407360), (24, 828672800), (25, 795525888), (30, 662938240), (32, 621504600), (40, 497203680), (48, 414336400), (50, 397762944), (60, 331469120), (61, 326035200), (64, 310752300), (75, 265175296), (80, 248601840), (96, 207168200), (100, 198881472), (120, 165734560), (122, 163017600), (128, 155376150), (150, 132587648), (160, 124300920), (183, 108678400), (192, 103584100), (200, 99440736), (240, 82867280), (244, 81508800), (256, 77688075), (300, 66293824), (305, 65207040), (320, 62150460), (366, 54339200), (384, 51792050), (400, 49720368), (480, 41433640), (488, 40754400), (600, 33146912), (610, 32603520), (640, 31075230), (732, 27169600), (768, 25896025), (800, 24860184), (915, 21735680), (960, 20716820), (976, 20377200), (1200, 16573456), (1220, 16301760), (1280, 15537615), (1464, 13584800), (1525, 13041408), (1600, 12430092), (1830, 10867840), (1920, 10358410), (1952, 10188600), (2400, 8286728), (2440, 8150880), (2928, 6792400), (3050, 6520704), (3200, 6215046), (3660, 5433920), (3840, 5179205), (3904, 5094300), (4575, 4347136), (4800, 4143364), (4880, 4075440), (5856, 3396200), (6100, 3260352), (6400, 3107523), (7320, 2716960), (7808, 2547150), (9150, 2173568), (9600, 2071682), (9760, 2037720), (11712, 1698100), (12200, 1630176), (14640, 1358480), (15616, 1273575), (16981, 1171200), (18300, 1086784), (19200, 1035841), (19520, 1018860), (23424, 849050), (24400, 815088), (29280, 679240), (33962, 585600), (36600, 543392), (39040, 509430), (46848, 424525), (48800, 407544), (50943, 390400), (58560, 339620), (67924, 292800), (73200, 271696), (78080, 254715), (84905, 234240), (97600, 203772), (101886, 195200), (117120, 169810), (135848, 146400)]