19730160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:495

約数の個数: 120

約数和(自身を含む): 67413840

約数和(自身を除く): 47683680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 67, 72, 80, 90, 120, 134, 144, 180, 201, 240, 268, 335, 360, 402, 409, 536, 603, 670, 720, 804, 818, 1005, 1072, 1206, 1227, 1340, 1608, 1636, 2010, 2045, 2412, 2454, 2680, 3015, 3216, 3272, 3681, 4020, 4090, 4824, 4908, 5360, 6030, 6135, 6544, 7362, 8040, 8180, 9648, 9816, 12060, 12270, 14724, 16080, 16360, 18405, 19632, 24120, 24540, 27403, 29448, 32720, 36810, 48240, 49080, 54806, 58896, 73620, 82209, 98160, 109612, 137015, 147240, 164418, 219224, 246627, 274030, 294480, 328836, 411045, 438448, 493254, 548060, 657672, 822090, 986508, 1096120, 1233135, 1315344, 1644180, 1973016, 2192240, 2466270, 3288360, 3946032, 4932540, 6576720, 9865080, 19730160]

約数ペア:

[(1, 19730160), (2, 9865080), (3, 6576720), (4, 4932540), (5, 3946032), (6, 3288360), (8, 2466270), (9, 2192240), (10, 1973016), (12, 1644180), (15, 1315344), (16, 1233135), (18, 1096120), (20, 986508), (24, 822090), (30, 657672), (36, 548060), (40, 493254), (45, 438448), (48, 411045), (60, 328836), (67, 294480), (72, 274030), (80, 246627), (90, 219224), (120, 164418), (134, 147240), (144, 137015), (180, 109612), (201, 98160), (240, 82209), (268, 73620), (335, 58896), (360, 54806), (402, 49080), (409, 48240), (536, 36810), (603, 32720), (670, 29448), (720, 27403), (804, 24540), (818, 24120), (1005, 19632), (1072, 18405), (1206, 16360), (1227, 16080), (1340, 14724), (1608, 12270), (1636, 12060), (2010, 9816), (2045, 9648), (2412, 8180), (2454, 8040), (2680, 7362), (3015, 6544), (3216, 6135), (3272, 6030), (3681, 5360), (4020, 4908), (4090, 4824)]