177471140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 480561984

約数和(自身を除く): 303090844

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 101, 110, 140, 154, 163, 196, 202, 220, 245, 308, 326, 385, 404, 490, 505, 539, 652, 707, 770, 815, 980, 1010, 1078, 1111, 1141, 1414, 1540, 1630, 1793, 2020, 2156, 2222, 2282, 2695, 2828, 3260, 3535, 3586, 4444, 4564, 4949, 5390, 5555, 5705, 7070, 7172, 7777, 7987, 8965, 9898, 10780, 11110, 11410, 12551, 14140, 15554, 15974, 16463, 17930, 19796, 22220, 22820, 24745, 25102, 31108, 31948, 32926, 35860, 38885, 39935, 49490, 50204, 54439, 62755, 65852, 77770, 79870, 82315, 87857, 98980, 108878, 115241, 125510, 155540, 159740, 164630, 175714, 181093, 217756, 230482, 251020, 272195, 329260, 351428, 362186, 439285, 460964, 544390, 576205, 724372, 806687, 878570, 905465, 1088780, 1152410, 1267651, 1613374, 1757140, 1810930, 2304820, 2535302, 3226748, 3621860, 4033435, 5070604, 6338255, 8066870, 8873557, 12676510, 16133740, 17747114, 25353020, 35494228, 44367785, 88735570, 177471140]

約数ペア:

[(1, 177471140), (2, 88735570), (4, 44367785), (5, 35494228), (7, 25353020), (10, 17747114), (11, 16133740), (14, 12676510), (20, 8873557), (22, 8066870), (28, 6338255), (35, 5070604), (44, 4033435), (49, 3621860), (55, 3226748), (70, 2535302), (77, 2304820), (98, 1810930), (101, 1757140), (110, 1613374), (140, 1267651), (154, 1152410), (163, 1088780), (196, 905465), (202, 878570), (220, 806687), (245, 724372), (308, 576205), (326, 544390), (385, 460964), (404, 439285), (490, 362186), (505, 351428), (539, 329260), (652, 272195), (707, 251020), (770, 230482), (815, 217756), (980, 181093), (1010, 175714), (1078, 164630), (1111, 159740), (1141, 155540), (1414, 125510), (1540, 115241), (1630, 108878), (1793, 98980), (2020, 87857), (2156, 82315), (2222, 79870), (2282, 77770), (2695, 65852), (2828, 62755), (3260, 54439), (3535, 50204), (3586, 49490), (4444, 39935), (4564, 38885), (4949, 35860), (5390, 32926), (5555, 31948), (5705, 31108), (7070, 25102), (7172, 24745), (7777, 22820), (7987, 22220), (8965, 19796), (9898, 17930), (10780, 16463), (11110, 15974), (11410, 15554), (12551, 14140)]