72261120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{97}}^2$

素因数の和:220

約数の個数: 120

約数和(自身を含む): 233415864

約数和(自身を除く): 161154744

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, 512, 582, 640, 768, 776, 960, 970, 1164, 1280, 1455, 1536, 1552, 1920, 1940, 2328, 2560, 2910, 3104, 3840, 3880, 4656, 5820, 6208, 7680, 7760, 9312, 9409, 11640, 12416, 15520, 18624, 18818, 23280, 24832, 28227, 31040, 37248, 37636, 46560, 47045, 49664, 56454, 62080, 74496, 75272, 93120, 94090, 112908, 124160, 141135, 148992, 150544, 186240, 188180, 225816, 248320, 282270, 301088, 372480, 376360, 451632, 564540, 602176, 744960, 752720, 903264, 1129080, 1204352, 1505440, 1806528, 2258160, 2408704, 3010880, 3613056, 4516320, 4817408, 6021760, 7226112, 9032640, 12043520, 14452224, 18065280, 24087040, 36130560, 72261120]

約数ペア:

[(1, 72261120), (2, 36130560), (3, 24087040), (4, 18065280), (5, 14452224), (6, 12043520), (8, 9032640), (10, 7226112), (12, 6021760), (15, 4817408), (16, 4516320), (20, 3613056), (24, 3010880), (30, 2408704), (32, 2258160), (40, 1806528), (48, 1505440), (60, 1204352), (64, 1129080), (80, 903264), (96, 752720), (97, 744960), (120, 602176), (128, 564540), (160, 451632), (192, 376360), (194, 372480), (240, 301088), (256, 282270), (291, 248320), (320, 225816), (384, 188180), (388, 186240), (480, 150544), (485, 148992), (512, 141135), (582, 124160), (640, 112908), (768, 94090), (776, 93120), (960, 75272), (970, 74496), (1164, 62080), (1280, 56454), (1455, 49664), (1536, 47045), (1552, 46560), (1920, 37636), (1940, 37248), (2328, 31040), (2560, 28227), (2910, 24832), (3104, 23280), (3840, 18818), (3880, 18624), (4656, 15520), (5820, 12416), (6208, 11640), (7680, 9409), (7760, 9312)]