15204765440

素因数分解:

$2^8\times 5^1\times {\mathrm{653}}^1\times {\mathrm{18191}}^1$

素因数の和:18865

約数の個数: 72

約数和(自身を含む): 36477943488

約数和(自身を除く): 21273178048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 653, 1280, 1306, 2612, 3265, 5224, 6530, 10448, 13060, 18191, 20896, 26120, 36382, 41792, 52240, 72764, 83584, 90955, 104480, 145528, 167168, 181910, 208960, 291056, 363820, 417920, 582112, 727640, 835840, 1164224, 1455280, 2328448, 2910560, 4656896, 5821120, 11642240, 11878723, 23284480, 23757446, 47514892, 59393615, 95029784, 118787230, 190059568, 237574460, 380119136, 475148920, 760238272, 950297840, 1520476544, 1900595680, 3040953088, 3801191360, 7602382720, 15204765440]

約数ペア:

[(1, 15204765440), (2, 7602382720), (4, 3801191360), (5, 3040953088), (8, 1900595680), (10, 1520476544), (16, 950297840), (20, 760238272), (32, 475148920), (40, 380119136), (64, 237574460), (80, 190059568), (128, 118787230), (160, 95029784), (256, 59393615), (320, 47514892), (640, 23757446), (653, 23284480), (1280, 11878723), (1306, 11642240), (2612, 5821120), (3265, 4656896), (5224, 2910560), (6530, 2328448), (10448, 1455280), (13060, 1164224), (18191, 835840), (20896, 727640), (26120, 582112), (36382, 417920), (41792, 363820), (52240, 291056), (72764, 208960), (83584, 181910), (90955, 167168), (104480, 145528)]