4243680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{421}}^1$

素因数の和:449

約数の個数: 144

約数和(自身を含む): 16589664

約数和(自身を除く): 12345984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 421, 480, 504, 560, 630, 672, 720, 840, 842, 1008, 1120, 1260, 1263, 1440, 1680, 1684, 2016, 2105, 2520, 2526, 2947, 3360, 3368, 3789, 4210, 5040, 5052, 5894, 6315, 6736, 7578, 8420, 8841, 10080, 10104, 11788, 12630, 13472, 14735, 15156, 16840, 17682, 18945, 20208, 23576, 25260, 26523, 29470, 30312, 33680, 35364, 37890, 40416, 44205, 47152, 50520, 53046, 58940, 60624, 67360, 70728, 75780, 88410, 94304, 101040, 106092, 117880, 121248, 132615, 141456, 151560, 176820, 202080, 212184, 235760, 265230, 282912, 303120, 353640, 424368, 471520, 530460, 606240, 707280, 848736, 1060920, 1414560, 2121840, 4243680]

約数ペア:

[(1, 4243680), (2, 2121840), (3, 1414560), (4, 1060920), (5, 848736), (6, 707280), (7, 606240), (8, 530460), (9, 471520), (10, 424368), (12, 353640), (14, 303120), (15, 282912), (16, 265230), (18, 235760), (20, 212184), (21, 202080), (24, 176820), (28, 151560), (30, 141456), (32, 132615), (35, 121248), (36, 117880), (40, 106092), (42, 101040), (45, 94304), (48, 88410), (56, 75780), (60, 70728), (63, 67360), (70, 60624), (72, 58940), (80, 53046), (84, 50520), (90, 47152), (96, 44205), (105, 40416), (112, 37890), (120, 35364), (126, 33680), (140, 30312), (144, 29470), (160, 26523), (168, 25260), (180, 23576), (210, 20208), (224, 18945), (240, 17682), (252, 16840), (280, 15156), (288, 14735), (315, 13472), (336, 12630), (360, 11788), (420, 10104), (421, 10080), (480, 8841), (504, 8420), (560, 7578), (630, 6736), (672, 6315), (720, 5894), (840, 5052), (842, 5040), (1008, 4210), (1120, 3789), (1260, 3368), (1263, 3360), (1440, 2947), (1680, 2526), (1684, 2520), (2016, 2105)]