16743720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:695

約数の個数: 128

約数和(自身を含む): 59351040

約数和(自身を除く): 42607320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 643, 651, 744, 840, 868, 930, 1085, 1240, 1286, 1302, 1736, 1860, 1929, 2170, 2572, 2604, 3215, 3255, 3720, 3858, 4340, 4501, 5144, 5208, 6430, 6510, 7716, 8680, 9002, 9645, 12860, 13020, 13503, 15432, 18004, 19290, 19933, 22505, 25720, 26040, 27006, 36008, 38580, 39866, 45010, 54012, 59799, 67515, 77160, 79732, 90020, 99665, 108024, 119598, 135030, 139531, 159464, 180040, 199330, 239196, 270060, 279062, 298995, 398660, 418593, 478392, 540120, 558124, 597990, 697655, 797320, 837186, 1116248, 1195980, 1395310, 1674372, 2092965, 2391960, 2790620, 3348744, 4185930, 5581240, 8371860, 16743720]

約数ペア:

[(1, 16743720), (2, 8371860), (3, 5581240), (4, 4185930), (5, 3348744), (6, 2790620), (7, 2391960), (8, 2092965), (10, 1674372), (12, 1395310), (14, 1195980), (15, 1116248), (20, 837186), (21, 797320), (24, 697655), (28, 597990), (30, 558124), (31, 540120), (35, 478392), (40, 418593), (42, 398660), (56, 298995), (60, 279062), (62, 270060), (70, 239196), (84, 199330), (93, 180040), (105, 159464), (120, 139531), (124, 135030), (140, 119598), (155, 108024), (168, 99665), (186, 90020), (210, 79732), (217, 77160), (248, 67515), (280, 59799), (310, 54012), (372, 45010), (420, 39866), (434, 38580), (465, 36008), (620, 27006), (643, 26040), (651, 25720), (744, 22505), (840, 19933), (868, 19290), (930, 18004), (1085, 15432), (1240, 13503), (1286, 13020), (1302, 12860), (1736, 9645), (1860, 9002), (1929, 8680), (2170, 7716), (2572, 6510), (2604, 6430), (3215, 5208), (3255, 5144), (3720, 4501), (3858, 4340)]