298486960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{547}}^1$

素因数の和:938

約数の個数: 80

約数和(自身を含む): 733881600

約数和(自身を除く): 435394640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 359, 380, 547, 718, 760, 1094, 1436, 1520, 1795, 2188, 2735, 2872, 3590, 4376, 5470, 5744, 6821, 7180, 8752, 10393, 10940, 13642, 14360, 20786, 21880, 27284, 28720, 34105, 41572, 43760, 51965, 54568, 68210, 83144, 103930, 109136, 136420, 166288, 196373, 207860, 272840, 392746, 415720, 545680, 785492, 831440, 981865, 1570984, 1963730, 3141968, 3731087, 3927460, 7462174, 7854920, 14924348, 15709840, 18655435, 29848696, 37310870, 59697392, 74621740, 149243480, 298486960]

約数ペア:

[(1, 298486960), (2, 149243480), (4, 74621740), (5, 59697392), (8, 37310870), (10, 29848696), (16, 18655435), (19, 15709840), (20, 14924348), (38, 7854920), (40, 7462174), (76, 3927460), (80, 3731087), (95, 3141968), (152, 1963730), (190, 1570984), (304, 981865), (359, 831440), (380, 785492), (547, 545680), (718, 415720), (760, 392746), (1094, 272840), (1436, 207860), (1520, 196373), (1795, 166288), (2188, 136420), (2735, 109136), (2872, 103930), (3590, 83144), (4376, 68210), (5470, 54568), (5744, 51965), (6821, 43760), (7180, 41572), (8752, 34105), (10393, 28720), (10940, 27284), (13642, 21880), (14360, 20786)]