123168780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1459}}^1$

素因数の和:1548

約数の個数: 144

約数和(自身を含む): 433655040

約数和(自身を除く): 310486260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 67, 70, 84, 90, 105, 126, 134, 140, 180, 201, 210, 252, 268, 315, 335, 402, 420, 469, 603, 630, 670, 804, 938, 1005, 1206, 1260, 1340, 1407, 1459, 1876, 2010, 2345, 2412, 2814, 2918, 3015, 4020, 4221, 4377, 4690, 5628, 5836, 6030, 7035, 7295, 8442, 8754, 9380, 10213, 12060, 13131, 14070, 14590, 16884, 17508, 20426, 21105, 21885, 26262, 28140, 29180, 30639, 40852, 42210, 43770, 51065, 52524, 61278, 65655, 84420, 87540, 91917, 97753, 102130, 122556, 131310, 153195, 183834, 195506, 204260, 262620, 293259, 306390, 367668, 391012, 459585, 488765, 586518, 612780, 684271, 879777, 919170, 977530, 1173036, 1368542, 1466295, 1759554, 1838340, 1955060, 2052813, 2737084, 2932590, 3421355, 3519108, 4105626, 4398885, 5865180, 6158439, 6842710, 8211252, 8797770, 10264065, 12316878, 13685420, 17595540, 20528130, 24633756, 30792195, 41056260, 61584390, 123168780]

約数ペア:

[(1, 123168780), (2, 61584390), (3, 41056260), (4, 30792195), (5, 24633756), (6, 20528130), (7, 17595540), (9, 13685420), (10, 12316878), (12, 10264065), (14, 8797770), (15, 8211252), (18, 6842710), (20, 6158439), (21, 5865180), (28, 4398885), (30, 4105626), (35, 3519108), (36, 3421355), (42, 2932590), (45, 2737084), (60, 2052813), (63, 1955060), (67, 1838340), (70, 1759554), (84, 1466295), (90, 1368542), (105, 1173036), (126, 977530), (134, 919170), (140, 879777), (180, 684271), (201, 612780), (210, 586518), (252, 488765), (268, 459585), (315, 391012), (335, 367668), (402, 306390), (420, 293259), (469, 262620), (603, 204260), (630, 195506), (670, 183834), (804, 153195), (938, 131310), (1005, 122556), (1206, 102130), (1260, 97753), (1340, 91917), (1407, 87540), (1459, 84420), (1876, 65655), (2010, 61278), (2345, 52524), (2412, 51065), (2814, 43770), (2918, 42210), (3015, 40852), (4020, 30639), (4221, 29180), (4377, 28140), (4690, 26262), (5628, 21885), (5836, 21105), (6030, 20426), (7035, 17508), (7295, 16884), (8442, 14590), (8754, 14070), (9380, 13131), (10213, 12060)]