280875252

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:882

約数の個数: 144

約数和(自身を含む): 829409280

約数和(自身を除く): 548534028

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 31, 38, 42, 49, 57, 62, 76, 84, 93, 98, 114, 124, 133, 147, 186, 196, 217, 228, 266, 294, 372, 399, 434, 532, 588, 589, 651, 798, 811, 868, 931, 1178, 1302, 1519, 1596, 1622, 1767, 1862, 2356, 2433, 2604, 2793, 3038, 3244, 3534, 3724, 4123, 4557, 4866, 5586, 5677, 6076, 7068, 8246, 9114, 9732, 11172, 11354, 12369, 15409, 16492, 17031, 18228, 22708, 24738, 25141, 28861, 30818, 34062, 39739, 46227, 49476, 50282, 57722, 61636, 68124, 75423, 79478, 86583, 92454, 100564, 107863, 115444, 119217, 150846, 158956, 173166, 175987, 184908, 215726, 238434, 301692, 323589, 346332, 351974, 431452, 476868, 477679, 527961, 647178, 703948, 755041, 955358, 1055922, 1231909, 1294356, 1433037, 1510082, 1910716, 2111844, 2265123, 2463818, 2866074, 3020164, 3343753, 3695727, 4530246, 4927636, 5732148, 6687506, 7391454, 9060492, 10031259, 13375012, 14782908, 20062518, 23406271, 40125036, 46812542, 70218813, 93625084, 140437626, 280875252]

約数ペア:

[(1, 280875252), (2, 140437626), (3, 93625084), (4, 70218813), (6, 46812542), (7, 40125036), (12, 23406271), (14, 20062518), (19, 14782908), (21, 13375012), (28, 10031259), (31, 9060492), (38, 7391454), (42, 6687506), (49, 5732148), (57, 4927636), (62, 4530246), (76, 3695727), (84, 3343753), (93, 3020164), (98, 2866074), (114, 2463818), (124, 2265123), (133, 2111844), (147, 1910716), (186, 1510082), (196, 1433037), (217, 1294356), (228, 1231909), (266, 1055922), (294, 955358), (372, 755041), (399, 703948), (434, 647178), (532, 527961), (588, 477679), (589, 476868), (651, 431452), (798, 351974), (811, 346332), (868, 323589), (931, 301692), (1178, 238434), (1302, 215726), (1519, 184908), (1596, 175987), (1622, 173166), (1767, 158956), (1862, 150846), (2356, 119217), (2433, 115444), (2604, 107863), (2793, 100564), (3038, 92454), (3244, 86583), (3534, 79478), (3724, 75423), (4123, 68124), (4557, 61636), (4866, 57722), (5586, 50282), (5677, 49476), (6076, 46227), (7068, 39739), (8246, 34062), (9114, 30818), (9732, 28861), (11172, 25141), (11354, 24738), (12369, 22708), (15409, 18228), (16492, 17031)]