1988256000

素因数分解:

$2^8\times 3^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:322

約数の個数: 288

約数和(自身を含む): 6696144000

約数和(自身を除く): 4707888000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 139, 149, 150, 160, 192, 200, 240, 250, 256, 278, 298, 300, 320, 375, 384, 400, 417, 447, 480, 500, 556, 596, 600, 640, 695, 745, 750, 768, 800, 834, 894, 960, 1000, 1112, 1192, 1200, 1280, 1390, 1490, 1500, 1600, 1668, 1788, 1920, 2000, 2085, 2224, 2235, 2384, 2400, 2780, 2980, 3000, 3200, 3336, 3475, 3576, 3725, 3840, 4000, 4170, 4448, 4470, 4768, 4800, 5560, 5960, 6000, 6400, 6672, 6950, 7152, 7450, 8000, 8340, 8896, 8940, 9536, 9600, 10425, 11120, 11175, 11920, 12000, 13344, 13900, 14304, 14900, 16000, 16680, 17375, 17792, 17880, 18625, 19072, 19200, 20711, 20850, 22240, 22350, 23840, 24000, 26688, 27800, 28608, 29800, 32000, 33360, 34750, 35584, 35760, 37250, 38144, 41422, 41700, 44480, 44700, 47680, 48000, 52125, 53376, 55600, 55875, 57216, 59600, 62133, 66720, 69500, 71520, 74500, 82844, 83400, 88960, 89400, 95360, 96000, 103555, 104250, 106752, 111200, 111750, 114432, 119200, 124266, 133440, 139000, 143040, 149000, 165688, 166800, 177920, 178800, 190720, 207110, 208500, 222400, 223500, 238400, 248532, 266880, 278000, 286080, 298000, 310665, 331376, 333600, 357600, 414220, 417000, 444800, 447000, 476800, 497064, 517775, 533760, 556000, 572160, 596000, 621330, 662752, 667200, 715200, 828440, 834000, 889600, 894000, 953600, 994128, 1035550, 1112000, 1192000, 1242660, 1325504, 1334400, 1430400, 1553325, 1656880, 1668000, 1788000, 1988256, 2071100, 2224000, 2384000, 2485320, 2588875, 2651008, 2668800, 2860800, 3106650, 3313760, 3336000, 3576000, 3976512, 4142200, 4448000, 4768000, 4970640, 5177750, 5302016, 6213300, 6627520, 6672000, 7152000, 7766625, 7953024, 8284400, 9941280, 10355500, 12426600, 13255040, 13344000, 14304000, 15533250, 15906048, 16568800, 19882560, 20711000, 24853200, 26510080, 31066500, 33137600, 39765120, 41422000, 49706400, 62133000, 66275200, 79530240, 82844000, 99412800, 124266000, 132550400, 165688000, 198825600, 248532000, 331376000, 397651200, 497064000, 662752000, 994128000, 1988256000]

約数ペア:

[(1, 1988256000), (2, 994128000), (3, 662752000), (4, 497064000), (5, 397651200), (6, 331376000), (8, 248532000), (10, 198825600), (12, 165688000), (15, 132550400), (16, 124266000), (20, 99412800), (24, 82844000), (25, 79530240), (30, 66275200), (32, 62133000), (40, 49706400), (48, 41422000), (50, 39765120), (60, 33137600), (64, 31066500), (75, 26510080), (80, 24853200), (96, 20711000), (100, 19882560), (120, 16568800), (125, 15906048), (128, 15533250), (139, 14304000), (149, 13344000), (150, 13255040), (160, 12426600), (192, 10355500), (200, 9941280), (240, 8284400), (250, 7953024), (256, 7766625), (278, 7152000), (298, 6672000), (300, 6627520), (320, 6213300), (375, 5302016), (384, 5177750), (400, 4970640), (417, 4768000), (447, 4448000), (480, 4142200), (500, 3976512), (556, 3576000), (596, 3336000), (600, 3313760), (640, 3106650), (695, 2860800), (745, 2668800), (750, 2651008), (768, 2588875), (800, 2485320), (834, 2384000), (894, 2224000), (960, 2071100), (1000, 1988256), (1112, 1788000), (1192, 1668000), (1200, 1656880), (1280, 1553325), (1390, 1430400), (1490, 1334400), (1500, 1325504), (1600, 1242660), (1668, 1192000), (1788, 1112000), (1920, 1035550), (2000, 994128), (2085, 953600), (2224, 894000), (2235, 889600), (2384, 834000), (2400, 828440), (2780, 715200), (2980, 667200), (3000, 662752), (3200, 621330), (3336, 596000), (3475, 572160), (3576, 556000), (3725, 533760), (3840, 517775), (4000, 497064), (4170, 476800), (4448, 447000), (4470, 444800), (4768, 417000), (4800, 414220), (5560, 357600), (5960, 333600), (6000, 331376), (6400, 310665), (6672, 298000), (6950, 286080), (7152, 278000), (7450, 266880), (8000, 248532), (8340, 238400), (8896, 223500), (8940, 222400), (9536, 208500), (9600, 207110), (10425, 190720), (11120, 178800), (11175, 177920), (11920, 166800), (12000, 165688), (13344, 149000), (13900, 143040), (14304, 139000), (14900, 133440), (16000, 124266), (16680, 119200), (17375, 114432), (17792, 111750), (17880, 111200), (18625, 106752), (19072, 104250), (19200, 103555), (20711, 96000), (20850, 95360), (22240, 89400), (22350, 88960), (23840, 83400), (24000, 82844), (26688, 74500), (27800, 71520), (28608, 69500), (29800, 66720), (32000, 62133), (33360, 59600), (34750, 57216), (35584, 55875), (35760, 55600), (37250, 53376), (38144, 52125), (41422, 48000), (41700, 47680), (44480, 44700)]