246694280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 663828480

約数和(自身を除く): 417134200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 97, 124, 140, 155, 194, 217, 248, 280, 293, 310, 388, 434, 485, 586, 620, 679, 776, 868, 970, 1085, 1172, 1240, 1358, 1465, 1736, 1940, 2051, 2170, 2344, 2716, 2930, 3007, 3395, 3880, 4102, 4340, 5432, 5860, 6014, 6790, 8204, 8680, 9083, 10255, 11720, 12028, 13580, 15035, 16408, 18166, 20510, 21049, 24056, 27160, 28421, 30070, 36332, 41020, 42098, 45415, 56842, 60140, 63581, 72664, 82040, 84196, 90830, 105245, 113684, 120280, 127162, 142105, 168392, 181660, 198947, 210490, 227368, 254324, 284210, 317905, 363320, 397894, 420980, 508648, 568420, 635810, 795788, 841960, 881051, 994735, 1136840, 1271620, 1591576, 1762102, 1989470, 2543240, 3524204, 3978940, 4405255, 6167357, 7048408, 7957880, 8810510, 12334714, 17621020, 24669428, 30836785, 35242040, 49338856, 61673570, 123347140, 246694280]

約数ペア:

[(1, 246694280), (2, 123347140), (4, 61673570), (5, 49338856), (7, 35242040), (8, 30836785), (10, 24669428), (14, 17621020), (20, 12334714), (28, 8810510), (31, 7957880), (35, 7048408), (40, 6167357), (56, 4405255), (62, 3978940), (70, 3524204), (97, 2543240), (124, 1989470), (140, 1762102), (155, 1591576), (194, 1271620), (217, 1136840), (248, 994735), (280, 881051), (293, 841960), (310, 795788), (388, 635810), (434, 568420), (485, 508648), (586, 420980), (620, 397894), (679, 363320), (776, 317905), (868, 284210), (970, 254324), (1085, 227368), (1172, 210490), (1240, 198947), (1358, 181660), (1465, 168392), (1736, 142105), (1940, 127162), (2051, 120280), (2170, 113684), (2344, 105245), (2716, 90830), (2930, 84196), (3007, 82040), (3395, 72664), (3880, 63581), (4102, 60140), (4340, 56842), (5432, 45415), (5860, 42098), (6014, 41020), (6790, 36332), (8204, 30070), (8680, 28421), (9083, 27160), (10255, 24056), (11720, 21049), (12028, 20510), (13580, 18166), (15035, 16408)]