491814960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3217}}^1$

素因数の和:3260

約数の個数: 240

約数和(自身を含む): 1910565216

約数和(自身を除く): 1418750256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 98, 104, 105, 112, 120, 130, 140, 147, 156, 168, 182, 195, 196, 208, 210, 240, 245, 260, 273, 280, 294, 312, 336, 364, 390, 392, 420, 455, 490, 520, 546, 560, 588, 624, 637, 728, 735, 780, 784, 840, 910, 980, 1040, 1092, 1176, 1274, 1365, 1456, 1470, 1560, 1680, 1820, 1911, 1960, 2184, 2352, 2548, 2730, 2940, 3120, 3185, 3217, 3640, 3822, 3920, 4368, 5096, 5460, 5880, 6370, 6434, 7280, 7644, 9555, 9651, 10192, 10920, 11760, 12740, 12868, 15288, 16085, 19110, 19302, 21840, 22519, 25480, 25736, 30576, 32170, 38220, 38604, 41821, 45038, 48255, 50960, 51472, 64340, 67557, 76440, 77208, 83642, 90076, 96510, 112595, 125463, 128680, 135114, 152880, 154416, 157633, 167284, 180152, 193020, 209105, 225190, 250926, 257360, 270228, 292747, 315266, 334568, 337785, 360304, 386040, 418210, 450380, 472899, 501852, 540456, 585494, 627315, 630532, 669136, 675570, 772080, 788165, 836420, 878241, 900760, 945798, 1003704, 1080912, 1170988, 1254630, 1261064, 1351140, 1463735, 1576330, 1672840, 1756482, 1801520, 1891596, 2007408, 2049229, 2341976, 2364495, 2509260, 2522128, 2702280, 2927470, 3152660, 3345680, 3512964, 3783192, 4098458, 4391205, 4683952, 4728990, 5018520, 5404560, 5854940, 6147687, 6305320, 7025928, 7566384, 8196916, 8782410, 9457980, 10037040, 10246145, 11709880, 12295374, 12610640, 14051856, 16393832, 17564820, 18915960, 20492290, 23419760, 24590748, 30738435, 32787664, 35129640, 37831920, 40984580, 49181496, 61476870, 70259280, 81969160, 98362992, 122953740, 163938320, 245907480, 491814960]

約数ペア:

[(1, 491814960), (2, 245907480), (3, 163938320), (4, 122953740), (5, 98362992), (6, 81969160), (7, 70259280), (8, 61476870), (10, 49181496), (12, 40984580), (13, 37831920), (14, 35129640), (15, 32787664), (16, 30738435), (20, 24590748), (21, 23419760), (24, 20492290), (26, 18915960), (28, 17564820), (30, 16393832), (35, 14051856), (39, 12610640), (40, 12295374), (42, 11709880), (48, 10246145), (49, 10037040), (52, 9457980), (56, 8782410), (60, 8196916), (65, 7566384), (70, 7025928), (78, 6305320), (80, 6147687), (84, 5854940), (91, 5404560), (98, 5018520), (104, 4728990), (105, 4683952), (112, 4391205), (120, 4098458), (130, 3783192), (140, 3512964), (147, 3345680), (156, 3152660), (168, 2927470), (182, 2702280), (195, 2522128), (196, 2509260), (208, 2364495), (210, 2341976), (240, 2049229), (245, 2007408), (260, 1891596), (273, 1801520), (280, 1756482), (294, 1672840), (312, 1576330), (336, 1463735), (364, 1351140), (390, 1261064), (392, 1254630), (420, 1170988), (455, 1080912), (490, 1003704), (520, 945798), (546, 900760), (560, 878241), (588, 836420), (624, 788165), (637, 772080), (728, 675570), (735, 669136), (780, 630532), (784, 627315), (840, 585494), (910, 540456), (980, 501852), (1040, 472899), (1092, 450380), (1176, 418210), (1274, 386040), (1365, 360304), (1456, 337785), (1470, 334568), (1560, 315266), (1680, 292747), (1820, 270228), (1911, 257360), (1960, 250926), (2184, 225190), (2352, 209105), (2548, 193020), (2730, 180152), (2940, 167284), (3120, 157633), (3185, 154416), (3217, 152880), (3640, 135114), (3822, 128680), (3920, 125463), (4368, 112595), (5096, 96510), (5460, 90076), (5880, 83642), (6370, 77208), (6434, 76440), (7280, 67557), (7644, 64340), (9555, 51472), (9651, 50960), (10192, 48255), (10920, 45038), (11760, 41821), (12740, 38604), (12868, 38220), (15288, 32170), (16085, 30576), (19110, 25736), (19302, 25480), (21840, 22519)]