506131780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1619}}^1$

素因数の和:1682

約数の個数: 144

約数和(自身を含む): 1396180800

約数和(自身を除く): 890049020

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 49, 55, 58, 70, 77, 98, 110, 116, 140, 145, 154, 196, 203, 220, 245, 290, 308, 319, 385, 406, 490, 539, 580, 638, 770, 812, 980, 1015, 1078, 1276, 1421, 1540, 1595, 1619, 2030, 2156, 2233, 2695, 2842, 3190, 3238, 4060, 4466, 5390, 5684, 6380, 6476, 7105, 8095, 8932, 10780, 11165, 11333, 14210, 15631, 16190, 17809, 22330, 22666, 28420, 31262, 32380, 35618, 44660, 45332, 46951, 56665, 62524, 71236, 78155, 79331, 89045, 93902, 113330, 124663, 156310, 158662, 178090, 187804, 226660, 234755, 249326, 312620, 317324, 328657, 356180, 396655, 469510, 498652, 516461, 623315, 657314, 793310, 872641, 939020, 1032922, 1246630, 1314628, 1586620, 1643285, 1745282, 2065844, 2300599, 2493260, 2582305, 3286570, 3490564, 3615227, 4363205, 4601198, 5164610, 6573140, 7230454, 8726410, 9202396, 10329220, 11502995, 14460908, 17452820, 18076135, 23005990, 25306589, 36152270, 46011980, 50613178, 72304540, 101226356, 126532945, 253065890, 506131780]

約数ペア:

[(1, 506131780), (2, 253065890), (4, 126532945), (5, 101226356), (7, 72304540), (10, 50613178), (11, 46011980), (14, 36152270), (20, 25306589), (22, 23005990), (28, 18076135), (29, 17452820), (35, 14460908), (44, 11502995), (49, 10329220), (55, 9202396), (58, 8726410), (70, 7230454), (77, 6573140), (98, 5164610), (110, 4601198), (116, 4363205), (140, 3615227), (145, 3490564), (154, 3286570), (196, 2582305), (203, 2493260), (220, 2300599), (245, 2065844), (290, 1745282), (308, 1643285), (319, 1586620), (385, 1314628), (406, 1246630), (490, 1032922), (539, 939020), (580, 872641), (638, 793310), (770, 657314), (812, 623315), (980, 516461), (1015, 498652), (1078, 469510), (1276, 396655), (1421, 356180), (1540, 328657), (1595, 317324), (1619, 312620), (2030, 249326), (2156, 234755), (2233, 226660), (2695, 187804), (2842, 178090), (3190, 158662), (3238, 156310), (4060, 124663), (4466, 113330), (5390, 93902), (5684, 89045), (6380, 79331), (6476, 78155), (7105, 71236), (8095, 62524), (8932, 56665), (10780, 46951), (11165, 45332), (11333, 44660), (14210, 35618), (15631, 32380), (16190, 31262), (17809, 28420), (22330, 22666)]