388545360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{231277}}^1$

素因数の和:231300

約数の個数: 80

約数和(自身を含む): 1376566656

約数和(自身を除く): 988021296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 231277, 462554, 693831, 925108, 1156385, 1387662, 1618939, 1850216, 2312770, 2775324, 3237878, 3469155, 3700432, 4625540, 4856817, 5550648, 6475756, 6938310, 8094695, 9251080, 9713634, 11101296, 12951512, 13876620, 16189390, 18502160, 19427268, 24284085, 25903024, 27753240, 32378780, 38854536, 48568170, 55506480, 64757560, 77709072, 97136340, 129515120, 194272680, 388545360]

約数ペア:

[(1, 388545360), (2, 194272680), (3, 129515120), (4, 97136340), (5, 77709072), (6, 64757560), (7, 55506480), (8, 48568170), (10, 38854536), (12, 32378780), (14, 27753240), (15, 25903024), (16, 24284085), (20, 19427268), (21, 18502160), (24, 16189390), (28, 13876620), (30, 12951512), (35, 11101296), (40, 9713634), (42, 9251080), (48, 8094695), (56, 6938310), (60, 6475756), (70, 5550648), (80, 4856817), (84, 4625540), (105, 3700432), (112, 3469155), (120, 3237878), (140, 2775324), (168, 2312770), (210, 1850216), (240, 1618939), (280, 1387662), (336, 1156385), (420, 925108), (560, 693831), (840, 462554), (1680, 231277)]