220285380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2417}}^1$

素因数の和:2474

約数の個数: 144

約数和(自身を含む): 740952576

約数和(自身を除く): 520667196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 735, 868, 930, 980, 1085, 1302, 1470, 1519, 1860, 2170, 2417, 2604, 2940, 3038, 3255, 4340, 4557, 4834, 6076, 6510, 7251, 7595, 9114, 9668, 12085, 13020, 14502, 15190, 16919, 18228, 22785, 24170, 29004, 30380, 33838, 36255, 45570, 48340, 50757, 67676, 72510, 74927, 84595, 91140, 101514, 118433, 145020, 149854, 169190, 203028, 224781, 236866, 253785, 299708, 338380, 355299, 374635, 449562, 473732, 507570, 524489, 592165, 710598, 749270, 899124, 1015140, 1048978, 1123905, 1184330, 1421196, 1498540, 1573467, 1776495, 2097956, 2247810, 2368660, 2622445, 3146934, 3552990, 3671423, 4495620, 5244890, 6293868, 7105980, 7342846, 7867335, 10489780, 11014269, 14685692, 15734670, 18357115, 22028538, 31469340, 36714230, 44057076, 55071345, 73428460, 110142690, 220285380]

約数ペア:

[(1, 220285380), (2, 110142690), (3, 73428460), (4, 55071345), (5, 44057076), (6, 36714230), (7, 31469340), (10, 22028538), (12, 18357115), (14, 15734670), (15, 14685692), (20, 11014269), (21, 10489780), (28, 7867335), (30, 7342846), (31, 7105980), (35, 6293868), (42, 5244890), (49, 4495620), (60, 3671423), (62, 3552990), (70, 3146934), (84, 2622445), (93, 2368660), (98, 2247810), (105, 2097956), (124, 1776495), (140, 1573467), (147, 1498540), (155, 1421196), (186, 1184330), (196, 1123905), (210, 1048978), (217, 1015140), (245, 899124), (294, 749270), (310, 710598), (372, 592165), (420, 524489), (434, 507570), (465, 473732), (490, 449562), (588, 374635), (620, 355299), (651, 338380), (735, 299708), (868, 253785), (930, 236866), (980, 224781), (1085, 203028), (1302, 169190), (1470, 149854), (1519, 145020), (1860, 118433), (2170, 101514), (2417, 91140), (2604, 84595), (2940, 74927), (3038, 72510), (3255, 67676), (4340, 50757), (4557, 48340), (4834, 45570), (6076, 36255), (6510, 33838), (7251, 30380), (7595, 29004), (9114, 24170), (9668, 22785), (12085, 18228), (13020, 16919), (14502, 15190)]