310038520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 813758400

約数和(自身を除く): 503719880

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 181, 187, 220, 229, 340, 362, 374, 440, 458, 680, 724, 748, 905, 916, 935, 1145, 1448, 1496, 1810, 1832, 1870, 1991, 2290, 2519, 3077, 3620, 3740, 3893, 3982, 4580, 5038, 6154, 7240, 7480, 7786, 7964, 9160, 9955, 10076, 12308, 12595, 15385, 15572, 15928, 19465, 19910, 20152, 24616, 25190, 30770, 31144, 33847, 38930, 39820, 41449, 42823, 50380, 61540, 67694, 77860, 79640, 82898, 85646, 100760, 123080, 135388, 155720, 165796, 169235, 171292, 207245, 214115, 270776, 331592, 338470, 342584, 414490, 428230, 455939, 676940, 704633, 828980, 856460, 911878, 1353880, 1409266, 1657960, 1712920, 1823756, 2279695, 2818532, 3523165, 3647512, 4559390, 5637064, 7046330, 7750963, 9118780, 14092660, 15501926, 18237560, 28185320, 31003852, 38754815, 62007704, 77509630, 155019260, 310038520]

約数ペア:

[(1, 310038520), (2, 155019260), (4, 77509630), (5, 62007704), (8, 38754815), (10, 31003852), (11, 28185320), (17, 18237560), (20, 15501926), (22, 14092660), (34, 9118780), (40, 7750963), (44, 7046330), (55, 5637064), (68, 4559390), (85, 3647512), (88, 3523165), (110, 2818532), (136, 2279695), (170, 1823756), (181, 1712920), (187, 1657960), (220, 1409266), (229, 1353880), (340, 911878), (362, 856460), (374, 828980), (440, 704633), (458, 676940), (680, 455939), (724, 428230), (748, 414490), (905, 342584), (916, 338470), (935, 331592), (1145, 270776), (1448, 214115), (1496, 207245), (1810, 171292), (1832, 169235), (1870, 165796), (1991, 155720), (2290, 135388), (2519, 123080), (3077, 100760), (3620, 85646), (3740, 82898), (3893, 79640), (3982, 77860), (4580, 67694), (5038, 61540), (6154, 50380), (7240, 42823), (7480, 41449), (7786, 39820), (7964, 38930), (9160, 33847), (9955, 31144), (10076, 30770), (12308, 25190), (12595, 24616), (15385, 20152), (15572, 19910), (15928, 19465)]