123407970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 352512000

約数和(自身を除く): 229104030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 67, 70, 98, 105, 134, 147, 179, 201, 210, 245, 294, 335, 343, 358, 402, 469, 490, 537, 670, 686, 735, 895, 938, 1005, 1029, 1074, 1253, 1407, 1470, 1715, 1790, 2010, 2058, 2345, 2506, 2685, 2814, 3283, 3430, 3759, 4690, 5145, 5370, 6265, 6566, 7035, 7518, 8771, 9849, 10290, 11993, 12530, 14070, 16415, 17542, 18795, 19698, 22981, 23986, 26313, 32830, 35979, 37590, 43855, 45962, 49245, 52626, 59965, 61397, 68943, 71958, 83951, 87710, 98490, 114905, 119930, 122794, 131565, 137886, 167902, 179895, 184191, 229810, 251853, 263130, 306985, 344715, 359790, 368382, 419755, 503706, 587657, 613970, 689430, 839510, 920955, 1175314, 1259265, 1762971, 1841910, 2518530, 2938285, 3525942, 4113599, 5876570, 8227198, 8814855, 12340797, 17629710, 20567995, 24681594, 41135990, 61703985, 123407970]

約数ペア:

[(1, 123407970), (2, 61703985), (3, 41135990), (5, 24681594), (6, 20567995), (7, 17629710), (10, 12340797), (14, 8814855), (15, 8227198), (21, 5876570), (30, 4113599), (35, 3525942), (42, 2938285), (49, 2518530), (67, 1841910), (70, 1762971), (98, 1259265), (105, 1175314), (134, 920955), (147, 839510), (179, 689430), (201, 613970), (210, 587657), (245, 503706), (294, 419755), (335, 368382), (343, 359790), (358, 344715), (402, 306985), (469, 263130), (490, 251853), (537, 229810), (670, 184191), (686, 179895), (735, 167902), (895, 137886), (938, 131565), (1005, 122794), (1029, 119930), (1074, 114905), (1253, 98490), (1407, 87710), (1470, 83951), (1715, 71958), (1790, 68943), (2010, 61397), (2058, 59965), (2345, 52626), (2506, 49245), (2685, 45962), (2814, 43855), (3283, 37590), (3430, 35979), (3759, 32830), (4690, 26313), (5145, 23986), (5370, 22981), (6265, 19698), (6566, 18795), (7035, 17542), (7518, 16415), (8771, 14070), (9849, 12530), (10290, 11993)]