28291200

素因数分解:

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

素因数の和:455

約数の個数: 192

約数和(自身を含む): 106749120

約数和(自身を除く): 78457920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 280, 300, 320, 336, 350, 384, 400, 420, 421, 448, 480, 525, 560, 600, 640, 672, 700, 800, 840, 842, 896, 960, 1050, 1120, 1200, 1263, 1344, 1400, 1600, 1680, 1684, 1920, 2100, 2105, 2240, 2400, 2526, 2688, 2800, 2947, 3200, 3360, 3368, 4200, 4210, 4480, 4800, 5052, 5600, 5894, 6315, 6720, 6736, 8400, 8420, 8841, 9600, 10104, 10525, 11200, 11788, 12630, 13440, 13472, 14735, 16800, 16840, 17682, 20208, 21050, 22400, 23576, 25260, 26944, 29470, 31575, 33600, 33680, 35364, 40416, 42100, 44205, 47152, 50520, 53888, 58940, 63150, 67200, 67360, 70728, 73675, 80832, 84200, 88410, 94304, 101040, 117880, 126300, 134720, 141456, 147350, 161664, 168400, 176820, 188608, 202080, 221025, 235760, 252600, 269440, 282912, 294700, 336800, 353640, 377216, 404160, 442050, 471520, 505200, 565824, 589400, 673600, 707280, 808320, 884100, 943040, 1010400, 1131648, 1178800, 1347200, 1414560, 1768200, 1886080, 2020800, 2357600, 2829120, 3536400, 4041600, 4715200, 5658240, 7072800, 9430400, 14145600, 28291200]

約数ペア:

[(1, 28291200), (2, 14145600), (3, 9430400), (4, 7072800), (5, 5658240), (6, 4715200), (7, 4041600), (8, 3536400), (10, 2829120), (12, 2357600), (14, 2020800), (15, 1886080), (16, 1768200), (20, 1414560), (21, 1347200), (24, 1178800), (25, 1131648), (28, 1010400), (30, 943040), (32, 884100), (35, 808320), (40, 707280), (42, 673600), (48, 589400), (50, 565824), (56, 505200), (60, 471520), (64, 442050), (70, 404160), (75, 377216), (80, 353640), (84, 336800), (96, 294700), (100, 282912), (105, 269440), (112, 252600), (120, 235760), (128, 221025), (140, 202080), (150, 188608), (160, 176820), (168, 168400), (175, 161664), (192, 147350), (200, 141456), (210, 134720), (224, 126300), (240, 117880), (280, 101040), (300, 94304), (320, 88410), (336, 84200), (350, 80832), (384, 73675), (400, 70728), (420, 67360), (421, 67200), (448, 63150), (480, 58940), (525, 53888), (560, 50520), (600, 47152), (640, 44205), (672, 42100), (700, 40416), (800, 35364), (840, 33680), (842, 33600), (896, 31575), (960, 29470), (1050, 26944), (1120, 25260), (1200, 23576), (1263, 22400), (1344, 21050), (1400, 20208), (1600, 17682), (1680, 16840), (1684, 16800), (1920, 14735), (2100, 13472), (2105, 13440), (2240, 12630), (2400, 11788), (2526, 11200), (2688, 10525), (2800, 10104), (2947, 9600), (3200, 8841), (3360, 8420), (3368, 8400), (4200, 6736), (4210, 6720), (4480, 6315), (4800, 5894), (5052, 5600)]