47957140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 134064000

約数和(自身を除く): 86106860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 110, 121, 133, 140, 149, 154, 190, 209, 220, 242, 266, 298, 308, 380, 385, 418, 484, 532, 596, 605, 665, 745, 770, 836, 847, 1043, 1045, 1210, 1330, 1463, 1490, 1540, 1639, 1694, 2086, 2090, 2299, 2420, 2660, 2831, 2926, 2980, 3278, 3388, 4172, 4180, 4235, 4598, 5215, 5662, 5852, 6556, 7315, 8195, 8470, 9196, 10430, 11324, 11473, 11495, 14155, 14630, 16093, 16390, 16940, 18029, 19817, 20860, 22946, 22990, 28310, 29260, 31141, 32186, 32780, 36058, 39634, 45892, 45980, 56620, 57365, 62282, 64372, 72116, 79268, 80465, 90145, 99085, 114730, 124564, 126203, 155705, 160930, 180290, 198170, 217987, 229460, 252406, 311410, 321860, 342551, 360580, 396340, 435974, 504812, 622820, 631015, 685102, 871948, 1089935, 1262030, 1370204, 1712755, 2179870, 2397857, 2524060, 3425510, 4359740, 4795714, 6851020, 9591428, 11989285, 23978570, 47957140]

約数ペア:

[(1, 47957140), (2, 23978570), (4, 11989285), (5, 9591428), (7, 6851020), (10, 4795714), (11, 4359740), (14, 3425510), (19, 2524060), (20, 2397857), (22, 2179870), (28, 1712755), (35, 1370204), (38, 1262030), (44, 1089935), (55, 871948), (70, 685102), (76, 631015), (77, 622820), (95, 504812), (110, 435974), (121, 396340), (133, 360580), (140, 342551), (149, 321860), (154, 311410), (190, 252406), (209, 229460), (220, 217987), (242, 198170), (266, 180290), (298, 160930), (308, 155705), (380, 126203), (385, 124564), (418, 114730), (484, 99085), (532, 90145), (596, 80465), (605, 79268), (665, 72116), (745, 64372), (770, 62282), (836, 57365), (847, 56620), (1043, 45980), (1045, 45892), (1210, 39634), (1330, 36058), (1463, 32780), (1490, 32186), (1540, 31141), (1639, 29260), (1694, 28310), (2086, 22990), (2090, 22946), (2299, 20860), (2420, 19817), (2660, 18029), (2831, 16940), (2926, 16390), (2980, 16093), (3278, 14630), (3388, 14155), (4172, 11495), (4180, 11473), (4235, 11324), (4598, 10430), (5215, 9196), (5662, 8470), (5852, 8195), (6556, 7315)]