140728140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1667}}^1$

素因数の和:1756

約数の個数: 144

約数和(自身を含む): 495436032

約数和(自身を除く): 354707892

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, 1667, 1876, 2010, 2345, 2412, 2814, 3015, 3334, 4020, 4221, 4690, 5001, 5628, 6030, 6668, 7035, 8335, 8442, 9380, 10002, 11669, 12060, 14070, 15003, 16670, 16884, 20004, 21105, 23338, 25005, 28140, 30006, 33340, 35007, 42210, 46676, 50010, 58345, 60012, 70014, 75015, 84420, 100020, 105021, 111689, 116690, 140028, 150030, 175035, 210042, 223378, 233380, 300060, 335067, 350070, 420084, 446756, 525105, 558445, 670134, 700140, 781823, 1005201, 1050210, 1116890, 1340268, 1563646, 1675335, 2010402, 2100420, 2233780, 2345469, 3127292, 3350670, 3909115, 4020804, 4690938, 5026005, 6701340, 7036407, 7818230, 9381876, 10052010, 11727345, 14072814, 15636460, 20104020, 23454690, 28145628, 35182035, 46909380, 70364070, 140728140]

約数ペア:

[(1, 140728140), (2, 70364070), (3, 46909380), (4, 35182035), (5, 28145628), (6, 23454690), (7, 20104020), (9, 15636460), (10, 14072814), (12, 11727345), (14, 10052010), (15, 9381876), (18, 7818230), (20, 7036407), (21, 6701340), (28, 5026005), (30, 4690938), (35, 4020804), (36, 3909115), (42, 3350670), (45, 3127292), (60, 2345469), (63, 2233780), (67, 2100420), (70, 2010402), (84, 1675335), (90, 1563646), (105, 1340268), (126, 1116890), (134, 1050210), (140, 1005201), (180, 781823), (201, 700140), (210, 670134), (252, 558445), (268, 525105), (315, 446756), (335, 420084), (402, 350070), (420, 335067), (469, 300060), (603, 233380), (630, 223378), (670, 210042), (804, 175035), (938, 150030), (1005, 140028), (1206, 116690), (1260, 111689), (1340, 105021), (1407, 100020), (1667, 84420), (1876, 75015), (2010, 70014), (2345, 60012), (2412, 58345), (2814, 50010), (3015, 46676), (3334, 42210), (4020, 35007), (4221, 33340), (4690, 30006), (5001, 28140), (5628, 25005), (6030, 23338), (6668, 21105), (7035, 20004), (8335, 16884), (8442, 16670), (9380, 15003), (10002, 14070), (11669, 12060)]