189801720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3793}}^1$

素因数の和:3949

約数の個数: 96

約数和(自身を含む): 621457200

約数和(自身を除く): 431655480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 139, 180, 278, 360, 417, 556, 695, 834, 1112, 1251, 1390, 1668, 2085, 2502, 2780, 3336, 3793, 4170, 5004, 5560, 6255, 7586, 8340, 10008, 11379, 12510, 15172, 16680, 18965, 22758, 25020, 30344, 34137, 37930, 45516, 50040, 56895, 68274, 75860, 91032, 113790, 136548, 151720, 170685, 227580, 273096, 341370, 455160, 527227, 682740, 1054454, 1365480, 1581681, 2108908, 2636135, 3163362, 4217816, 4745043, 5272270, 6326724, 7908405, 9490086, 10544540, 12653448, 15816810, 18980172, 21089080, 23725215, 31633620, 37960344, 47450430, 63267240, 94900860, 189801720]

約数ペア:

[(1, 189801720), (2, 94900860), (3, 63267240), (4, 47450430), (5, 37960344), (6, 31633620), (8, 23725215), (9, 21089080), (10, 18980172), (12, 15816810), (15, 12653448), (18, 10544540), (20, 9490086), (24, 7908405), (30, 6326724), (36, 5272270), (40, 4745043), (45, 4217816), (60, 3163362), (72, 2636135), (90, 2108908), (120, 1581681), (139, 1365480), (180, 1054454), (278, 682740), (360, 527227), (417, 455160), (556, 341370), (695, 273096), (834, 227580), (1112, 170685), (1251, 151720), (1390, 136548), (1668, 113790), (2085, 91032), (2502, 75860), (2780, 68274), (3336, 56895), (3793, 50040), (4170, 45516), (5004, 37930), (5560, 34137), (6255, 30344), (7586, 25020), (8340, 22758), (10008, 18965), (11379, 16680), (12510, 15172)]