66183880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 182476800

約数和(自身を除く): 116292920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 43, 46, 56, 70, 86, 92, 115, 140, 161, 172, 184, 215, 230, 239, 280, 301, 322, 344, 430, 460, 478, 602, 644, 805, 860, 920, 956, 989, 1195, 1204, 1288, 1505, 1610, 1673, 1720, 1912, 1978, 2390, 2408, 3010, 3220, 3346, 3956, 4780, 4945, 5497, 6020, 6440, 6692, 6923, 7912, 8365, 9560, 9890, 10277, 10994, 12040, 13384, 13846, 16730, 19780, 20554, 21988, 27485, 27692, 33460, 34615, 38479, 39560, 41108, 43976, 51385, 54970, 55384, 66920, 69230, 71939, 76958, 82216, 102770, 109940, 138460, 143878, 153916, 192395, 205540, 219880, 236371, 276920, 287756, 307832, 359695, 384790, 411080, 472742, 575512, 719390, 769580, 945484, 1181855, 1438780, 1539160, 1654597, 1890968, 2363710, 2877560, 3309194, 4727420, 6618388, 8272985, 9454840, 13236776, 16545970, 33091940, 66183880]

約数ペア:

[(1, 66183880), (2, 33091940), (4, 16545970), (5, 13236776), (7, 9454840), (8, 8272985), (10, 6618388), (14, 4727420), (20, 3309194), (23, 2877560), (28, 2363710), (35, 1890968), (40, 1654597), (43, 1539160), (46, 1438780), (56, 1181855), (70, 945484), (86, 769580), (92, 719390), (115, 575512), (140, 472742), (161, 411080), (172, 384790), (184, 359695), (215, 307832), (230, 287756), (239, 276920), (280, 236371), (301, 219880), (322, 205540), (344, 192395), (430, 153916), (460, 143878), (478, 138460), (602, 109940), (644, 102770), (805, 82216), (860, 76958), (920, 71939), (956, 69230), (989, 66920), (1195, 55384), (1204, 54970), (1288, 51385), (1505, 43976), (1610, 41108), (1673, 39560), (1720, 38479), (1912, 34615), (1978, 33460), (2390, 27692), (2408, 27485), (3010, 21988), (3220, 20554), (3346, 19780), (3956, 16730), (4780, 13846), (4945, 13384), (5497, 12040), (6020, 10994), (6440, 10277), (6692, 9890), (6923, 9560), (7912, 8365)]