155102520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 483013440

約数和(自身を除く): 327910920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 181, 185, 193, 222, 296, 362, 370, 386, 444, 543, 555, 579, 724, 740, 772, 888, 905, 965, 1086, 1110, 1158, 1448, 1480, 1544, 1810, 1930, 2172, 2220, 2316, 2715, 2895, 3620, 3860, 4344, 4440, 4632, 5430, 5790, 6697, 7141, 7240, 7720, 10860, 11580, 13394, 14282, 20091, 21423, 21720, 23160, 26788, 28564, 33485, 34933, 35705, 40182, 42846, 53576, 57128, 66970, 69866, 71410, 80364, 85692, 100455, 104799, 107115, 133940, 139732, 142820, 160728, 171384, 174665, 200910, 209598, 214230, 267880, 279464, 285640, 349330, 401820, 419196, 428460, 523995, 698660, 803640, 838392, 856920, 1047990, 1292521, 1397320, 2095980, 2585042, 3877563, 4191960, 5170084, 6462605, 7755126, 10340168, 12925210, 15510252, 19387815, 25850420, 31020504, 38775630, 51700840, 77551260, 155102520]

約数ペア:

[(1, 155102520), (2, 77551260), (3, 51700840), (4, 38775630), (5, 31020504), (6, 25850420), (8, 19387815), (10, 15510252), (12, 12925210), (15, 10340168), (20, 7755126), (24, 6462605), (30, 5170084), (37, 4191960), (40, 3877563), (60, 2585042), (74, 2095980), (111, 1397320), (120, 1292521), (148, 1047990), (181, 856920), (185, 838392), (193, 803640), (222, 698660), (296, 523995), (362, 428460), (370, 419196), (386, 401820), (444, 349330), (543, 285640), (555, 279464), (579, 267880), (724, 214230), (740, 209598), (772, 200910), (888, 174665), (905, 171384), (965, 160728), (1086, 142820), (1110, 139732), (1158, 133940), (1448, 107115), (1480, 104799), (1544, 100455), (1810, 85692), (1930, 80364), (2172, 71410), (2220, 69866), (2316, 66970), (2715, 57128), (2895, 53576), (3620, 42846), (3860, 40182), (4344, 35705), (4440, 34933), (4632, 33485), (5430, 28564), (5790, 26788), (6697, 23160), (7141, 21720), (7240, 21423), (7720, 20091), (10860, 14282), (11580, 13394)]