440000400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^3\times {\mathrm{1069}}^1$

素因数の和:1111

約数の個数: 240

約数和(自身を含む): 1645232000

約数和(自身を除く): 1205231600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 49, 50, 56, 60, 70, 75, 80, 84, 98, 100, 105, 112, 120, 140, 147, 150, 168, 175, 196, 200, 210, 240, 245, 280, 294, 300, 336, 343, 350, 392, 400, 420, 490, 525, 560, 588, 600, 686, 700, 735, 784, 840, 980, 1029, 1050, 1069, 1176, 1200, 1225, 1372, 1400, 1470, 1680, 1715, 1960, 2058, 2100, 2138, 2352, 2450, 2744, 2800, 2940, 3207, 3430, 3675, 3920, 4116, 4200, 4276, 4900, 5145, 5345, 5488, 5880, 6414, 6860, 7350, 7483, 8232, 8400, 8552, 8575, 9800, 10290, 10690, 11760, 12828, 13720, 14700, 14966, 16035, 16464, 17104, 17150, 19600, 20580, 21380, 22449, 25656, 25725, 26725, 27440, 29400, 29932, 32070, 34300, 37415, 41160, 42760, 44898, 51312, 51450, 52381, 53450, 58800, 59864, 64140, 68600, 74830, 80175, 82320, 85520, 89796, 102900, 104762, 106900, 112245, 119728, 128280, 137200, 149660, 157143, 160350, 179592, 187075, 205800, 209524, 213800, 224490, 256560, 261905, 299320, 314286, 320700, 359184, 366667, 374150, 411600, 419048, 427600, 448980, 523810, 561225, 598640, 628572, 641400, 733334, 748300, 785715, 838096, 897960, 1047620, 1100001, 1122450, 1257144, 1282800, 1309525, 1466668, 1496600, 1571430, 1795920, 1833335, 2095240, 2200002, 2244900, 2514288, 2619050, 2933336, 2993200, 3142860, 3666670, 3928575, 4190480, 4400004, 4489800, 5238100, 5500005, 5866672, 6285720, 7333340, 7857150, 8800008, 8979600, 9166675, 10476200, 11000010, 12571440, 14666680, 15714300, 17600016, 18333350, 20952400, 22000020, 27500025, 29333360, 31428600, 36666700, 44000040, 55000050, 62857200, 73333400, 88000080, 110000100, 146666800, 220000200, 440000400]

約数ペア:

[(1, 440000400), (2, 220000200), (3, 146666800), (4, 110000100), (5, 88000080), (6, 73333400), (7, 62857200), (8, 55000050), (10, 44000040), (12, 36666700), (14, 31428600), (15, 29333360), (16, 27500025), (20, 22000020), (21, 20952400), (24, 18333350), (25, 17600016), (28, 15714300), (30, 14666680), (35, 12571440), (40, 11000010), (42, 10476200), (48, 9166675), (49, 8979600), (50, 8800008), (56, 7857150), (60, 7333340), (70, 6285720), (75, 5866672), (80, 5500005), (84, 5238100), (98, 4489800), (100, 4400004), (105, 4190480), (112, 3928575), (120, 3666670), (140, 3142860), (147, 2993200), (150, 2933336), (168, 2619050), (175, 2514288), (196, 2244900), (200, 2200002), (210, 2095240), (240, 1833335), (245, 1795920), (280, 1571430), (294, 1496600), (300, 1466668), (336, 1309525), (343, 1282800), (350, 1257144), (392, 1122450), (400, 1100001), (420, 1047620), (490, 897960), (525, 838096), (560, 785715), (588, 748300), (600, 733334), (686, 641400), (700, 628572), (735, 598640), (784, 561225), (840, 523810), (980, 448980), (1029, 427600), (1050, 419048), (1069, 411600), (1176, 374150), (1200, 366667), (1225, 359184), (1372, 320700), (1400, 314286), (1470, 299320), (1680, 261905), (1715, 256560), (1960, 224490), (2058, 213800), (2100, 209524), (2138, 205800), (2352, 187075), (2450, 179592), (2744, 160350), (2800, 157143), (2940, 149660), (3207, 137200), (3430, 128280), (3675, 119728), (3920, 112245), (4116, 106900), (4200, 104762), (4276, 102900), (4900, 89796), (5145, 85520), (5345, 82320), (5488, 80175), (5880, 74830), (6414, 68600), (6860, 64140), (7350, 59864), (7483, 58800), (8232, 53450), (8400, 52381), (8552, 51450), (8575, 51312), (9800, 44898), (10290, 42760), (10690, 41160), (11760, 37415), (12828, 34300), (13720, 32070), (14700, 29932), (14966, 29400), (16035, 27440), (16464, 26725), (17104, 25725), (17150, 25656), (19600, 22449), (20580, 21380)]