395920000

素因数分解:

$2^7\times 5^4\times 7^2\times {\mathrm{101}}^1$

素因数の和:149

約数の個数: 240

約数和(自身を含む): 1157887170

約数和(自身を除く): 761967170

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 101, 112, 125, 128, 140, 160, 175, 196, 200, 202, 224, 245, 250, 280, 320, 350, 392, 400, 404, 448, 490, 500, 505, 560, 625, 640, 700, 707, 784, 800, 808, 875, 896, 980, 1000, 1010, 1120, 1225, 1250, 1400, 1414, 1568, 1600, 1616, 1750, 1960, 2000, 2020, 2240, 2450, 2500, 2525, 2800, 2828, 3136, 3200, 3232, 3500, 3535, 3920, 4000, 4040, 4375, 4480, 4900, 4949, 5000, 5050, 5600, 5656, 6125, 6272, 6464, 7000, 7070, 7840, 8000, 8080, 8750, 9800, 9898, 10000, 10100, 11200, 11312, 12250, 12625, 12928, 14000, 14140, 15680, 16000, 16160, 17500, 17675, 19600, 19796, 20000, 20200, 22400, 22624, 24500, 24745, 25250, 28000, 28280, 30625, 31360, 32320, 35000, 35350, 39200, 39592, 40000, 40400, 45248, 49000, 49490, 50500, 56000, 56560, 61250, 63125, 64640, 70000, 70700, 78400, 79184, 80000, 80800, 88375, 90496, 98000, 98980, 101000, 112000, 113120, 122500, 123725, 126250, 140000, 141400, 156800, 158368, 161600, 176750, 196000, 197960, 202000, 226240, 245000, 247450, 252500, 280000, 282800, 316736, 323200, 353500, 392000, 395920, 404000, 441875, 452480, 490000, 494900, 505000, 560000, 565600, 618625, 633472, 707000, 784000, 791840, 808000, 883750, 980000, 989800, 1010000, 1131200, 1237250, 1414000, 1583680, 1616000, 1767500, 1960000, 1979600, 2020000, 2262400, 2474500, 2828000, 3093125, 3167360, 3535000, 3920000, 3959200, 4040000, 4949000, 5656000, 6186250, 7070000, 7918400, 8080000, 9898000, 11312000, 12372500, 14140000, 15836800, 19796000, 24745000, 28280000, 39592000, 49490000, 56560000, 79184000, 98980000, 197960000, 395920000]

約数ペア:

[(1, 395920000), (2, 197960000), (4, 98980000), (5, 79184000), (7, 56560000), (8, 49490000), (10, 39592000), (14, 28280000), (16, 24745000), (20, 19796000), (25, 15836800), (28, 14140000), (32, 12372500), (35, 11312000), (40, 9898000), (49, 8080000), (50, 7918400), (56, 7070000), (64, 6186250), (70, 5656000), (80, 4949000), (98, 4040000), (100, 3959200), (101, 3920000), (112, 3535000), (125, 3167360), (128, 3093125), (140, 2828000), (160, 2474500), (175, 2262400), (196, 2020000), (200, 1979600), (202, 1960000), (224, 1767500), (245, 1616000), (250, 1583680), (280, 1414000), (320, 1237250), (350, 1131200), (392, 1010000), (400, 989800), (404, 980000), (448, 883750), (490, 808000), (500, 791840), (505, 784000), (560, 707000), (625, 633472), (640, 618625), (700, 565600), (707, 560000), (784, 505000), (800, 494900), (808, 490000), (875, 452480), (896, 441875), (980, 404000), (1000, 395920), (1010, 392000), (1120, 353500), (1225, 323200), (1250, 316736), (1400, 282800), (1414, 280000), (1568, 252500), (1600, 247450), (1616, 245000), (1750, 226240), (1960, 202000), (2000, 197960), (2020, 196000), (2240, 176750), (2450, 161600), (2500, 158368), (2525, 156800), (2800, 141400), (2828, 140000), (3136, 126250), (3200, 123725), (3232, 122500), (3500, 113120), (3535, 112000), (3920, 101000), (4000, 98980), (4040, 98000), (4375, 90496), (4480, 88375), (4900, 80800), (4949, 80000), (5000, 79184), (5050, 78400), (5600, 70700), (5656, 70000), (6125, 64640), (6272, 63125), (6464, 61250), (7000, 56560), (7070, 56000), (7840, 50500), (8000, 49490), (8080, 49000), (8750, 45248), (9800, 40400), (9898, 40000), (10000, 39592), (10100, 39200), (11200, 35350), (11312, 35000), (12250, 32320), (12625, 31360), (12928, 30625), (14000, 28280), (14140, 28000), (15680, 25250), (16000, 24745), (16160, 24500), (17500, 22624), (17675, 22400), (19600, 20200), (19796, 20000)]