319286400

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:527

約数の個数: 192

約数和(自身を含む): 1067491200

約数和(自身を除く): 748204800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 79, 80, 96, 100, 120, 128, 150, 158, 160, 192, 200, 237, 240, 300, 316, 320, 384, 395, 400, 421, 474, 480, 600, 632, 640, 790, 800, 842, 948, 960, 1185, 1200, 1263, 1264, 1580, 1600, 1684, 1896, 1920, 1975, 2105, 2370, 2400, 2526, 2528, 3160, 3200, 3368, 3792, 3950, 4210, 4740, 4800, 5052, 5056, 5925, 6315, 6320, 6736, 7584, 7900, 8420, 9480, 9600, 10104, 10112, 10525, 11850, 12630, 12640, 13472, 15168, 15800, 16840, 18960, 20208, 21050, 23700, 25260, 25280, 26944, 30336, 31575, 31600, 33259, 33680, 37920, 40416, 42100, 47400, 50520, 50560, 53888, 63150, 63200, 66518, 67360, 75840, 80832, 84200, 94800, 99777, 101040, 126300, 126400, 133036, 134720, 151680, 161664, 166295, 168400, 189600, 199554, 202080, 252600, 252800, 266072, 269440, 332590, 336800, 379200, 399108, 404160, 498885, 505200, 532144, 665180, 673600, 758400, 798216, 808320, 831475, 997770, 1010400, 1064288, 1330360, 1347200, 1596432, 1662950, 1995540, 2020800, 2128576, 2494425, 2660720, 3192864, 3325900, 3991080, 4041600, 4257152, 4988850, 5321440, 6385728, 6651800, 7982160, 9977700, 10642880, 12771456, 13303600, 15964320, 19955400, 21285760, 26607200, 31928640, 39910800, 53214400, 63857280, 79821600, 106428800, 159643200, 319286400]

約数ペア:

[(1, 319286400), (2, 159643200), (3, 106428800), (4, 79821600), (5, 63857280), (6, 53214400), (8, 39910800), (10, 31928640), (12, 26607200), (15, 21285760), (16, 19955400), (20, 15964320), (24, 13303600), (25, 12771456), (30, 10642880), (32, 9977700), (40, 7982160), (48, 6651800), (50, 6385728), (60, 5321440), (64, 4988850), (75, 4257152), (79, 4041600), (80, 3991080), (96, 3325900), (100, 3192864), (120, 2660720), (128, 2494425), (150, 2128576), (158, 2020800), (160, 1995540), (192, 1662950), (200, 1596432), (237, 1347200), (240, 1330360), (300, 1064288), (316, 1010400), (320, 997770), (384, 831475), (395, 808320), (400, 798216), (421, 758400), (474, 673600), (480, 665180), (600, 532144), (632, 505200), (640, 498885), (790, 404160), (800, 399108), (842, 379200), (948, 336800), (960, 332590), (1185, 269440), (1200, 266072), (1263, 252800), (1264, 252600), (1580, 202080), (1600, 199554), (1684, 189600), (1896, 168400), (1920, 166295), (1975, 161664), (2105, 151680), (2370, 134720), (2400, 133036), (2526, 126400), (2528, 126300), (3160, 101040), (3200, 99777), (3368, 94800), (3792, 84200), (3950, 80832), (4210, 75840), (4740, 67360), (4800, 66518), (5052, 63200), (5056, 63150), (5925, 53888), (6315, 50560), (6320, 50520), (6736, 47400), (7584, 42100), (7900, 40416), (8420, 37920), (9480, 33680), (9600, 33259), (10104, 31600), (10112, 31575), (10525, 30336), (11850, 26944), (12630, 25280), (12640, 25260), (13472, 23700), (15168, 21050), (15800, 20208), (16840, 18960)]