128541840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4027}}^1$

素因数の和:4069

約数の個数: 160

約数和(自身を含む): 479493120

約数和(自身を除く): 350951280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4027, 4560, 5320, 6384, 7980, 8054, 10640, 12081, 15960, 16108, 20135, 24162, 28189, 31920, 32216, 40270, 48324, 56378, 60405, 64432, 76513, 80540, 84567, 96648, 112756, 120810, 140945, 153026, 161080, 169134, 193296, 225512, 229539, 241620, 281890, 306052, 322160, 338268, 382565, 422835, 451024, 459078, 483240, 535591, 563780, 612104, 676536, 765130, 845670, 918156, 966480, 1071182, 1127560, 1147695, 1224208, 1353072, 1530260, 1606773, 1691340, 1836312, 2142364, 2255120, 2295390, 2677955, 3060520, 3213546, 3382680, 3672624, 4284728, 4590780, 5355910, 6121040, 6427092, 6765360, 8033865, 8569456, 9181560, 10711820, 12854184, 16067730, 18363120, 21423640, 25708368, 32135460, 42847280, 64270920, 128541840]

約数ペア:

[(1, 128541840), (2, 64270920), (3, 42847280), (4, 32135460), (5, 25708368), (6, 21423640), (7, 18363120), (8, 16067730), (10, 12854184), (12, 10711820), (14, 9181560), (15, 8569456), (16, 8033865), (19, 6765360), (20, 6427092), (21, 6121040), (24, 5355910), (28, 4590780), (30, 4284728), (35, 3672624), (38, 3382680), (40, 3213546), (42, 3060520), (48, 2677955), (56, 2295390), (57, 2255120), (60, 2142364), (70, 1836312), (76, 1691340), (80, 1606773), (84, 1530260), (95, 1353072), (105, 1224208), (112, 1147695), (114, 1127560), (120, 1071182), (133, 966480), (140, 918156), (152, 845670), (168, 765130), (190, 676536), (210, 612104), (228, 563780), (240, 535591), (266, 483240), (280, 459078), (285, 451024), (304, 422835), (336, 382565), (380, 338268), (399, 322160), (420, 306052), (456, 281890), (532, 241620), (560, 229539), (570, 225512), (665, 193296), (760, 169134), (798, 161080), (840, 153026), (912, 140945), (1064, 120810), (1140, 112756), (1330, 96648), (1520, 84567), (1596, 80540), (1680, 76513), (1995, 64432), (2128, 60405), (2280, 56378), (2660, 48324), (3192, 40270), (3990, 32216), (4027, 31920), (4560, 28189), (5320, 24162), (6384, 20135), (7980, 16108), (8054, 15960), (10640, 12081)]