388538520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{359}}^1$

素因数の和:713

約数の個数: 128

約数和(自身を含む): 1213056000

約数和(自身を除く): 824517480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 311, 348, 359, 435, 580, 622, 696, 718, 870, 933, 1077, 1160, 1244, 1436, 1555, 1740, 1795, 1866, 2154, 2488, 2872, 3110, 3480, 3590, 3732, 4308, 4665, 5385, 6220, 7180, 7464, 8616, 9019, 9330, 10411, 10770, 12440, 14360, 18038, 18660, 20822, 21540, 27057, 31233, 36076, 37320, 41644, 43080, 45095, 52055, 54114, 62466, 72152, 83288, 90190, 104110, 108228, 111649, 124932, 135285, 156165, 180380, 208220, 216456, 223298, 249864, 270570, 312330, 334947, 360760, 416440, 446596, 541140, 558245, 624660, 669894, 893192, 1082280, 1116490, 1249320, 1339788, 1674735, 2232980, 2679576, 3237821, 3349470, 4465960, 6475642, 6698940, 9713463, 12951284, 13397880, 16189105, 19426926, 25902568, 32378210, 38853852, 48567315, 64756420, 77707704, 97134630, 129512840, 194269260, 388538520]

約数ペア:

[(1, 388538520), (2, 194269260), (3, 129512840), (4, 97134630), (5, 77707704), (6, 64756420), (8, 48567315), (10, 38853852), (12, 32378210), (15, 25902568), (20, 19426926), (24, 16189105), (29, 13397880), (30, 12951284), (40, 9713463), (58, 6698940), (60, 6475642), (87, 4465960), (116, 3349470), (120, 3237821), (145, 2679576), (174, 2232980), (232, 1674735), (290, 1339788), (311, 1249320), (348, 1116490), (359, 1082280), (435, 893192), (580, 669894), (622, 624660), (696, 558245), (718, 541140), (870, 446596), (933, 416440), (1077, 360760), (1160, 334947), (1244, 312330), (1436, 270570), (1555, 249864), (1740, 223298), (1795, 216456), (1866, 208220), (2154, 180380), (2488, 156165), (2872, 135285), (3110, 124932), (3480, 111649), (3590, 108228), (3732, 104110), (4308, 90190), (4665, 83288), (5385, 72152), (6220, 62466), (7180, 54114), (7464, 52055), (8616, 45095), (9019, 43080), (9330, 41644), (10411, 37320), (10770, 36076), (12440, 31233), (14360, 27057), (18038, 21540), (18660, 20822)]