81327360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{21179}}^1$

素因数の和:21203

約数の個数: 72

約数和(自身を含む): 259751520

約数和(自身を除く): 178424160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 21179, 42358, 63537, 84716, 105895, 127074, 169432, 211790, 254148, 317685, 338864, 423580, 508296, 635370, 677728, 847160, 1016592, 1270740, 1355456, 1694320, 2033184, 2541480, 2710912, 3388640, 4066368, 5082960, 5421824, 6777280, 8132736, 10165920, 13554560, 16265472, 20331840, 27109120, 40663680, 81327360]

約数ペア:

[(1, 81327360), (2, 40663680), (3, 27109120), (4, 20331840), (5, 16265472), (6, 13554560), (8, 10165920), (10, 8132736), (12, 6777280), (15, 5421824), (16, 5082960), (20, 4066368), (24, 3388640), (30, 2710912), (32, 2541480), (40, 2033184), (48, 1694320), (60, 1355456), (64, 1270740), (80, 1016592), (96, 847160), (120, 677728), (128, 635370), (160, 508296), (192, 423580), (240, 338864), (256, 317685), (320, 254148), (384, 211790), (480, 169432), (640, 127074), (768, 105895), (960, 84716), (1280, 63537), (1920, 42358), (3840, 21179)]