81855060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2467}}^1$

素因数の和:2565

約数の個数: 96

約数和(自身を含む): 265359360

約数和(自身を除く): 183504300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 553, 790, 948, 1106, 1185, 1580, 1659, 2212, 2370, 2467, 2765, 3318, 4740, 4934, 5530, 6636, 7401, 8295, 9868, 11060, 12335, 14802, 16590, 17269, 24670, 29604, 33180, 34538, 37005, 49340, 51807, 69076, 74010, 86345, 103614, 148020, 172690, 194893, 207228, 259035, 345380, 389786, 518070, 584679, 779572, 974465, 1036140, 1169358, 1364251, 1948930, 2338716, 2728502, 2923395, 3897860, 4092753, 5457004, 5846790, 6821255, 8185506, 11693580, 13642510, 16371012, 20463765, 27285020, 40927530, 81855060]

約数ペア:

[(1, 81855060), (2, 40927530), (3, 27285020), (4, 20463765), (5, 16371012), (6, 13642510), (7, 11693580), (10, 8185506), (12, 6821255), (14, 5846790), (15, 5457004), (20, 4092753), (21, 3897860), (28, 2923395), (30, 2728502), (35, 2338716), (42, 1948930), (60, 1364251), (70, 1169358), (79, 1036140), (84, 974465), (105, 779572), (140, 584679), (158, 518070), (210, 389786), (237, 345380), (316, 259035), (395, 207228), (420, 194893), (474, 172690), (553, 148020), (790, 103614), (948, 86345), (1106, 74010), (1185, 69076), (1580, 51807), (1659, 49340), (2212, 37005), (2370, 34538), (2467, 33180), (2765, 29604), (3318, 24670), (4740, 17269), (4934, 16590), (5530, 14802), (6636, 12335), (7401, 11060), (8295, 9868)]