30739280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2687}}^1$

素因数の和:2724

約数の個数: 80

約数和(自身を含む): 83994624

約数和(自身を除く): 53255344

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2687, 2860, 5374, 5720, 10748, 11440, 13435, 21496, 26870, 29557, 34931, 42992, 53740, 59114, 69862, 107480, 118228, 139724, 147785, 174655, 214960, 236456, 279448, 295570, 349310, 384241, 472912, 558896, 591140, 698620, 768482, 1182280, 1397240, 1536964, 1921205, 2364560, 2794480, 3073928, 3842410, 6147856, 7684820, 15369640, 30739280]

約数ペア:

[(1, 30739280), (2, 15369640), (4, 7684820), (5, 6147856), (8, 3842410), (10, 3073928), (11, 2794480), (13, 2364560), (16, 1921205), (20, 1536964), (22, 1397240), (26, 1182280), (40, 768482), (44, 698620), (52, 591140), (55, 558896), (65, 472912), (80, 384241), (88, 349310), (104, 295570), (110, 279448), (130, 236456), (143, 214960), (176, 174655), (208, 147785), (220, 139724), (260, 118228), (286, 107480), (440, 69862), (520, 59114), (572, 53740), (715, 42992), (880, 34931), (1040, 29557), (1144, 26870), (1430, 21496), (2288, 13435), (2687, 11440), (2860, 10748), (5374, 5720)]