390731520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1049}}^1$

素因数の和:1170

約数の個数: 144

約数和(自身を含む): 1261965600

約数和(自身を除く): 871234080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 120, 128, 160, 192, 194, 240, 256, 291, 320, 384, 388, 480, 485, 582, 640, 768, 776, 960, 970, 1049, 1164, 1280, 1455, 1552, 1920, 1940, 2098, 2328, 2910, 3104, 3147, 3840, 3880, 4196, 4656, 5245, 5820, 6208, 6294, 7760, 8392, 9312, 10490, 11640, 12416, 12588, 15520, 15735, 16784, 18624, 20980, 23280, 24832, 25176, 31040, 31470, 33568, 37248, 41960, 46560, 50352, 62080, 62940, 67136, 74496, 83920, 93120, 100704, 101753, 124160, 125880, 134272, 167840, 186240, 201408, 203506, 251760, 268544, 305259, 335680, 372480, 402816, 407012, 503520, 508765, 610518, 671360, 805632, 814024, 1007040, 1017530, 1221036, 1342720, 1526295, 1628048, 2014080, 2035060, 2442072, 3052590, 3256096, 4028160, 4070120, 4884144, 6105180, 6512192, 8140240, 9768288, 12210360, 13024384, 16280480, 19536576, 24420720, 26048768, 32560960, 39073152, 48841440, 65121920, 78146304, 97682880, 130243840, 195365760, 390731520]

約数ペア:

[(1, 390731520), (2, 195365760), (3, 130243840), (4, 97682880), (5, 78146304), (6, 65121920), (8, 48841440), (10, 39073152), (12, 32560960), (15, 26048768), (16, 24420720), (20, 19536576), (24, 16280480), (30, 13024384), (32, 12210360), (40, 9768288), (48, 8140240), (60, 6512192), (64, 6105180), (80, 4884144), (96, 4070120), (97, 4028160), (120, 3256096), (128, 3052590), (160, 2442072), (192, 2035060), (194, 2014080), (240, 1628048), (256, 1526295), (291, 1342720), (320, 1221036), (384, 1017530), (388, 1007040), (480, 814024), (485, 805632), (582, 671360), (640, 610518), (768, 508765), (776, 503520), (960, 407012), (970, 402816), (1049, 372480), (1164, 335680), (1280, 305259), (1455, 268544), (1552, 251760), (1920, 203506), (1940, 201408), (2098, 186240), (2328, 167840), (2910, 134272), (3104, 125880), (3147, 124160), (3840, 101753), (3880, 100704), (4196, 93120), (4656, 83920), (5245, 74496), (5820, 67136), (6208, 62940), (6294, 62080), (7760, 50352), (8392, 46560), (9312, 41960), (10490, 37248), (11640, 33568), (12416, 31470), (12588, 31040), (15520, 25176), (15735, 24832), (16784, 23280), (18624, 20980)]