19895168000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:316

約数の個数: 352

約数和(自身を含む): 54076958208

約数和(自身を除く): 34181790208

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 41, 50, 64, 68, 80, 82, 85, 100, 125, 128, 136, 160, 164, 170, 200, 205, 223, 250, 256, 272, 320, 328, 340, 400, 410, 425, 446, 500, 512, 544, 640, 656, 680, 697, 800, 820, 850, 892, 1000, 1024, 1025, 1088, 1115, 1280, 1312, 1360, 1394, 1600, 1640, 1700, 1784, 2000, 2050, 2125, 2176, 2230, 2560, 2624, 2720, 2788, 3200, 3280, 3400, 3485, 3568, 3791, 4000, 4100, 4250, 4352, 4460, 5120, 5125, 5248, 5440, 5575, 5576, 6400, 6560, 6800, 6970, 7136, 7582, 8000, 8200, 8500, 8704, 8920, 9143, 10250, 10496, 10880, 11150, 11152, 12800, 13120, 13600, 13940, 14272, 15164, 16000, 16400, 17000, 17408, 17425, 17840, 18286, 18955, 20500, 20992, 21760, 22300, 22304, 25600, 26240, 27200, 27875, 27880, 28544, 30328, 32000, 32800, 34000, 34850, 35680, 36572, 37910, 41000, 41984, 43520, 44600, 44608, 45715, 52480, 54400, 55750, 55760, 57088, 60656, 64000, 65600, 68000, 69700, 71360, 73144, 75820, 82000, 87040, 87125, 89200, 89216, 91430, 94775, 104960, 108800, 111500, 111520, 114176, 121312, 128000, 131200, 136000, 139400, 142720, 146288, 151640, 155431, 164000, 174250, 178400, 178432, 182860, 189550, 209920, 217600, 223000, 223040, 228352, 228575, 242624, 262400, 272000, 278800, 285440, 292576, 303280, 310862, 328000, 348500, 356800, 356864, 365720, 379100, 435200, 446000, 446080, 457150, 473875, 485248, 524800, 544000, 557600, 570880, 585152, 606560, 621724, 656000, 697000, 713600, 713728, 731440, 758200, 777155, 892000, 892160, 914300, 947750, 970496, 1049600, 1088000, 1115200, 1141760, 1142875, 1170304, 1213120, 1243448, 1312000, 1394000, 1427200, 1462880, 1516400, 1554310, 1784000, 1784320, 1828600, 1895500, 1940992, 2176000, 2230400, 2285750, 2340608, 2426240, 2486896, 2624000, 2788000, 2854400, 2925760, 3032800, 3108620, 3568000, 3568640, 3657200, 3791000, 3881984, 3885775, 4460800, 4571500, 4681216, 4852480, 4973792, 5248000, 5576000, 5708800, 5851520, 6065600, 6217240, 7136000, 7314400, 7582000, 7771550, 8921600, 9143000, 9362432, 9704960, 9947584, 11152000, 11703040, 12131200, 12434480, 14272000, 14628800, 15164000, 15543100, 17843200, 18286000, 19409920, 19428875, 19895168, 22304000, 23406080, 24262400, 24868960, 28544000, 29257600, 30328000, 31086200, 36572000, 38857750, 39790336, 44608000, 46812160, 48524800, 49737920, 58515200, 60656000, 62172400, 73144000, 77715500, 79580672, 89216000, 97049600, 99475840, 117030400, 121312000, 124344800, 146288000, 155431000, 159161344, 198951680, 234060800, 242624000, 248689600, 292576000, 310862000, 397903360, 485248000, 497379200, 585152000, 621724000, 795806720, 994758400, 1170304000, 1243448000, 1989516800, 2486896000, 3979033600, 4973792000, 9947584000, 19895168000]

約数ペア:

[(1, 19895168000), (2, 9947584000), (4, 4973792000), (5, 3979033600), (8, 2486896000), (10, 1989516800), (16, 1243448000), (17, 1170304000), (20, 994758400), (25, 795806720), (32, 621724000), (34, 585152000), (40, 497379200), (41, 485248000), (50, 397903360), (64, 310862000), (68, 292576000), (80, 248689600), (82, 242624000), (85, 234060800), (100, 198951680), (125, 159161344), (128, 155431000), (136, 146288000), (160, 124344800), (164, 121312000), (170, 117030400), (200, 99475840), (205, 97049600), (223, 89216000), (250, 79580672), (256, 77715500), (272, 73144000), (320, 62172400), (328, 60656000), (340, 58515200), (400, 49737920), (410, 48524800), (425, 46812160), (446, 44608000), (500, 39790336), (512, 38857750), (544, 36572000), (640, 31086200), (656, 30328000), (680, 29257600), (697, 28544000), (800, 24868960), (820, 24262400), (850, 23406080), (892, 22304000), (1000, 19895168), (1024, 19428875), (1025, 19409920), (1088, 18286000), (1115, 17843200), (1280, 15543100), (1312, 15164000), (1360, 14628800), (1394, 14272000), (1600, 12434480), (1640, 12131200), (1700, 11703040), (1784, 11152000), (2000, 9947584), (2050, 9704960), (2125, 9362432), (2176, 9143000), (2230, 8921600), (2560, 7771550), (2624, 7582000), (2720, 7314400), (2788, 7136000), (3200, 6217240), (3280, 6065600), (3400, 5851520), (3485, 5708800), (3568, 5576000), (3791, 5248000), (4000, 4973792), (4100, 4852480), (4250, 4681216), (4352, 4571500), (4460, 4460800), (5120, 3885775), (5125, 3881984), (5248, 3791000), (5440, 3657200), (5575, 3568640), (5576, 3568000), (6400, 3108620), (6560, 3032800), (6800, 2925760), (6970, 2854400), (7136, 2788000), (7582, 2624000), (8000, 2486896), (8200, 2426240), (8500, 2340608), (8704, 2285750), (8920, 2230400), (9143, 2176000), (10250, 1940992), (10496, 1895500), (10880, 1828600), (11150, 1784320), (11152, 1784000), (12800, 1554310), (13120, 1516400), (13600, 1462880), (13940, 1427200), (14272, 1394000), (15164, 1312000), (16000, 1243448), (16400, 1213120), (17000, 1170304), (17408, 1142875), (17425, 1141760), (17840, 1115200), (18286, 1088000), (18955, 1049600), (20500, 970496), (20992, 947750), (21760, 914300), (22300, 892160), (22304, 892000), (25600, 777155), (26240, 758200), (27200, 731440), (27875, 713728), (27880, 713600), (28544, 697000), (30328, 656000), (32000, 621724), (32800, 606560), (34000, 585152), (34850, 570880), (35680, 557600), (36572, 544000), (37910, 524800), (41000, 485248), (41984, 473875), (43520, 457150), (44600, 446080), (44608, 446000), (45715, 435200), (52480, 379100), (54400, 365720), (55750, 356864), (55760, 356800), (57088, 348500), (60656, 328000), (64000, 310862), (65600, 303280), (68000, 292576), (69700, 285440), (71360, 278800), (73144, 272000), (75820, 262400), (82000, 242624), (87040, 228575), (87125, 228352), (89200, 223040), (89216, 223000), (91430, 217600), (94775, 209920), (104960, 189550), (108800, 182860), (111500, 178432), (111520, 178400), (114176, 174250), (121312, 164000), (128000, 155431), (131200, 151640), (136000, 146288), (139400, 142720)]