21184800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 288

約数和(自身を含む): 85744512

約数和(自身を除く): 64559712

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 25, 26, 28, 30, 32, 35, 39, 40, 42, 48, 50, 52, 56, 60, 65, 70, 75, 78, 80, 84, 91, 96, 97, 100, 104, 105, 112, 120, 130, 140, 150, 156, 160, 168, 175, 182, 194, 195, 200, 208, 210, 224, 240, 260, 273, 280, 291, 300, 312, 325, 336, 350, 364, 388, 390, 400, 416, 420, 455, 480, 485, 520, 525, 546, 560, 582, 600, 624, 650, 672, 679, 700, 728, 776, 780, 800, 840, 910, 970, 975, 1040, 1050, 1092, 1120, 1164, 1200, 1248, 1261, 1300, 1358, 1365, 1400, 1455, 1456, 1552, 1560, 1680, 1820, 1940, 1950, 2037, 2080, 2100, 2184, 2275, 2328, 2400, 2425, 2522, 2600, 2716, 2730, 2800, 2910, 2912, 3104, 3120, 3360, 3395, 3640, 3783, 3880, 3900, 4074, 4200, 4368, 4550, 4656, 4850, 5044, 5200, 5432, 5460, 5600, 5820, 6240, 6305, 6790, 6825, 7275, 7280, 7566, 7760, 7800, 8148, 8400, 8736, 8827, 9100, 9312, 9700, 10088, 10185, 10400, 10864, 10920, 11640, 12610, 13580, 13650, 14550, 14560, 15132, 15520, 15600, 16296, 16800, 16975, 17654, 18200, 18915, 19400, 20176, 20370, 21728, 21840, 23280, 25220, 26481, 27160, 27300, 29100, 30264, 31200, 31525, 32592, 33950, 35308, 36400, 37830, 38800, 40352, 40740, 43680, 44135, 46560, 50440, 50925, 52962, 54320, 54600, 58200, 60528, 63050, 65184, 67900, 70616, 72800, 75660, 77600, 81480, 88270, 94575, 100880, 101850, 105924, 108640, 109200, 116400, 121056, 126100, 132405, 135800, 141232, 151320, 162960, 176540, 189150, 201760, 203700, 211848, 218400, 220675, 232800, 252200, 264810, 271600, 282464, 302640, 325920, 353080, 378300, 407400, 423696, 441350, 504400, 529620, 543200, 605280, 662025, 706160, 756600, 814800, 847392, 882700, 1008800, 1059240, 1324050, 1412320, 1513200, 1629600, 1765400, 2118480, 2648100, 3026400, 3530800, 4236960, 5296200, 7061600, 10592400, 21184800]

約数ペア:

[(1, 21184800), (2, 10592400), (3, 7061600), (4, 5296200), (5, 4236960), (6, 3530800), (7, 3026400), (8, 2648100), (10, 2118480), (12, 1765400), (13, 1629600), (14, 1513200), (15, 1412320), (16, 1324050), (20, 1059240), (21, 1008800), (24, 882700), (25, 847392), (26, 814800), (28, 756600), (30, 706160), (32, 662025), (35, 605280), (39, 543200), (40, 529620), (42, 504400), (48, 441350), (50, 423696), (52, 407400), (56, 378300), (60, 353080), (65, 325920), (70, 302640), (75, 282464), (78, 271600), (80, 264810), (84, 252200), (91, 232800), (96, 220675), (97, 218400), (100, 211848), (104, 203700), (105, 201760), (112, 189150), (120, 176540), (130, 162960), (140, 151320), (150, 141232), (156, 135800), (160, 132405), (168, 126100), (175, 121056), (182, 116400), (194, 109200), (195, 108640), (200, 105924), (208, 101850), (210, 100880), (224, 94575), (240, 88270), (260, 81480), (273, 77600), (280, 75660), (291, 72800), (300, 70616), (312, 67900), (325, 65184), (336, 63050), (350, 60528), (364, 58200), (388, 54600), (390, 54320), (400, 52962), (416, 50925), (420, 50440), (455, 46560), (480, 44135), (485, 43680), (520, 40740), (525, 40352), (546, 38800), (560, 37830), (582, 36400), (600, 35308), (624, 33950), (650, 32592), (672, 31525), (679, 31200), (700, 30264), (728, 29100), (776, 27300), (780, 27160), (800, 26481), (840, 25220), (910, 23280), (970, 21840), (975, 21728), (1040, 20370), (1050, 20176), (1092, 19400), (1120, 18915), (1164, 18200), (1200, 17654), (1248, 16975), (1261, 16800), (1300, 16296), (1358, 15600), (1365, 15520), (1400, 15132), (1455, 14560), (1456, 14550), (1552, 13650), (1560, 13580), (1680, 12610), (1820, 11640), (1940, 10920), (1950, 10864), (2037, 10400), (2080, 10185), (2100, 10088), (2184, 9700), (2275, 9312), (2328, 9100), (2400, 8827), (2425, 8736), (2522, 8400), (2600, 8148), (2716, 7800), (2730, 7760), (2800, 7566), (2910, 7280), (2912, 7275), (3104, 6825), (3120, 6790), (3360, 6305), (3395, 6240), (3640, 5820), (3783, 5600), (3880, 5460), (3900, 5432), (4074, 5200), (4200, 5044), (4368, 4850), (4550, 4656)]