19233900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 216

約数和(自身を含む): 71495424

約数和(自身を除く): 52261524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 43, 45, 50, 60, 63, 70, 71, 75, 84, 86, 90, 100, 105, 126, 129, 140, 142, 150, 172, 175, 180, 210, 213, 215, 225, 252, 258, 284, 300, 301, 315, 350, 355, 387, 420, 426, 430, 450, 497, 516, 525, 602, 630, 639, 645, 700, 710, 774, 852, 860, 900, 903, 994, 1050, 1065, 1075, 1204, 1260, 1278, 1290, 1420, 1491, 1505, 1548, 1575, 1775, 1806, 1935, 1988, 2100, 2130, 2150, 2485, 2556, 2580, 2709, 2982, 3010, 3053, 3150, 3195, 3225, 3550, 3612, 3870, 4260, 4300, 4473, 4515, 4970, 5325, 5418, 5964, 6020, 6106, 6300, 6390, 6450, 7100, 7455, 7525, 7740, 8946, 9030, 9159, 9675, 9940, 10650, 10836, 12212, 12425, 12780, 12900, 13545, 14910, 15050, 15265, 15975, 17892, 18060, 18318, 19350, 21300, 21371, 22365, 22575, 24850, 27090, 27477, 29820, 30100, 30530, 31950, 36636, 37275, 38700, 42742, 44730, 45150, 45795, 49700, 54180, 54954, 61060, 63900, 64113, 67725, 74550, 76325, 85484, 89460, 90300, 91590, 106855, 109908, 111825, 128226, 135450, 137385, 149100, 152650, 183180, 192339, 213710, 223650, 228975, 256452, 270900, 274770, 305300, 320565, 384678, 427420, 447300, 457950, 534275, 549540, 641130, 686925, 769356, 915900, 961695, 1068550, 1282260, 1373850, 1602825, 1923390, 2137100, 2747700, 3205650, 3846780, 4808475, 6411300, 9616950, 19233900]

約数ペア:

[(1, 19233900), (2, 9616950), (3, 6411300), (4, 4808475), (5, 3846780), (6, 3205650), (7, 2747700), (9, 2137100), (10, 1923390), (12, 1602825), (14, 1373850), (15, 1282260), (18, 1068550), (20, 961695), (21, 915900), (25, 769356), (28, 686925), (30, 641130), (35, 549540), (36, 534275), (42, 457950), (43, 447300), (45, 427420), (50, 384678), (60, 320565), (63, 305300), (70, 274770), (71, 270900), (75, 256452), (84, 228975), (86, 223650), (90, 213710), (100, 192339), (105, 183180), (126, 152650), (129, 149100), (140, 137385), (142, 135450), (150, 128226), (172, 111825), (175, 109908), (180, 106855), (210, 91590), (213, 90300), (215, 89460), (225, 85484), (252, 76325), (258, 74550), (284, 67725), (300, 64113), (301, 63900), (315, 61060), (350, 54954), (355, 54180), (387, 49700), (420, 45795), (426, 45150), (430, 44730), (450, 42742), (497, 38700), (516, 37275), (525, 36636), (602, 31950), (630, 30530), (639, 30100), (645, 29820), (700, 27477), (710, 27090), (774, 24850), (852, 22575), (860, 22365), (900, 21371), (903, 21300), (994, 19350), (1050, 18318), (1065, 18060), (1075, 17892), (1204, 15975), (1260, 15265), (1278, 15050), (1290, 14910), (1420, 13545), (1491, 12900), (1505, 12780), (1548, 12425), (1575, 12212), (1775, 10836), (1806, 10650), (1935, 9940), (1988, 9675), (2100, 9159), (2130, 9030), (2150, 8946), (2485, 7740), (2556, 7525), (2580, 7455), (2709, 7100), (2982, 6450), (3010, 6390), (3053, 6300), (3150, 6106), (3195, 6020), (3225, 5964), (3550, 5418), (3612, 5325), (3870, 4970), (4260, 4515), (4300, 4473)]