42199920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{2791}}^1$

素因数の和:2820

約数の個数: 160

約数和(自身を含む): 166179840

約数和(自身を除く): 123979920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 2791, 3024, 3780, 5040, 5582, 7560, 8373, 11164, 13955, 15120, 16746, 19537, 22328, 25119, 27910, 33492, 39074, 41865, 44656, 50238, 55820, 58611, 66984, 75357, 78148, 83730, 97685, 100476, 111640, 117222, 125595, 133968, 150714, 156296, 167460, 175833, 195370, 200952, 223280, 234444, 251190, 293055, 301428, 312592, 334920, 351666, 376785, 390740, 401904, 468888, 502380, 527499, 586110, 602856, 669840, 703332, 753570, 781480, 879165, 937776, 1004760, 1054998, 1172220, 1205712, 1406664, 1507140, 1562960, 1758330, 2009520, 2109996, 2344440, 2637495, 2813328, 3014280, 3516660, 4219992, 4688880, 5274990, 6028560, 7033320, 8439984, 10549980, 14066640, 21099960, 42199920]

約数ペア:

[(1, 42199920), (2, 21099960), (3, 14066640), (4, 10549980), (5, 8439984), (6, 7033320), (7, 6028560), (8, 5274990), (9, 4688880), (10, 4219992), (12, 3516660), (14, 3014280), (15, 2813328), (16, 2637495), (18, 2344440), (20, 2109996), (21, 2009520), (24, 1758330), (27, 1562960), (28, 1507140), (30, 1406664), (35, 1205712), (36, 1172220), (40, 1054998), (42, 1004760), (45, 937776), (48, 879165), (54, 781480), (56, 753570), (60, 703332), (63, 669840), (70, 602856), (72, 586110), (80, 527499), (84, 502380), (90, 468888), (105, 401904), (108, 390740), (112, 376785), (120, 351666), (126, 334920), (135, 312592), (140, 301428), (144, 293055), (168, 251190), (180, 234444), (189, 223280), (210, 200952), (216, 195370), (240, 175833), (252, 167460), (270, 156296), (280, 150714), (315, 133968), (336, 125595), (360, 117222), (378, 111640), (420, 100476), (432, 97685), (504, 83730), (540, 78148), (560, 75357), (630, 66984), (720, 58611), (756, 55820), (840, 50238), (945, 44656), (1008, 41865), (1080, 39074), (1260, 33492), (1512, 27910), (1680, 25119), (1890, 22328), (2160, 19537), (2520, 16746), (2791, 15120), (3024, 13955), (3780, 11164), (5040, 8373), (5582, 7560)]