214925480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2251}}^1$

素因数の和:2311

約数の個数: 128

約数和(自身を含む): 622632960

約数和(自身を除く): 407707480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 616, 620, 682, 770, 868, 1085, 1240, 1364, 1540, 1705, 1736, 2170, 2251, 2387, 2728, 3080, 3410, 4340, 4502, 4774, 6820, 8680, 9004, 9548, 11255, 11935, 13640, 15757, 18008, 19096, 22510, 23870, 24761, 31514, 45020, 47740, 49522, 63028, 69781, 78785, 90040, 95480, 99044, 123805, 126056, 139562, 157570, 173327, 198088, 247610, 279124, 315140, 346654, 348905, 488467, 495220, 558248, 630280, 693308, 697810, 767591, 866635, 976934, 990440, 1386616, 1395620, 1535182, 1733270, 1953868, 2442335, 2791240, 3070364, 3466540, 3837955, 3907736, 4884670, 5373137, 6140728, 6933080, 7675910, 9769340, 10746274, 15351820, 19538680, 21492548, 26865685, 30703640, 42985096, 53731370, 107462740, 214925480]

約数ペア:

[(1, 214925480), (2, 107462740), (4, 53731370), (5, 42985096), (7, 30703640), (8, 26865685), (10, 21492548), (11, 19538680), (14, 15351820), (20, 10746274), (22, 9769340), (28, 7675910), (31, 6933080), (35, 6140728), (40, 5373137), (44, 4884670), (55, 3907736), (56, 3837955), (62, 3466540), (70, 3070364), (77, 2791240), (88, 2442335), (110, 1953868), (124, 1733270), (140, 1535182), (154, 1395620), (155, 1386616), (217, 990440), (220, 976934), (248, 866635), (280, 767591), (308, 697810), (310, 693308), (341, 630280), (385, 558248), (434, 495220), (440, 488467), (616, 348905), (620, 346654), (682, 315140), (770, 279124), (868, 247610), (1085, 198088), (1240, 173327), (1364, 157570), (1540, 139562), (1705, 126056), (1736, 123805), (2170, 99044), (2251, 95480), (2387, 90040), (2728, 78785), (3080, 69781), (3410, 63028), (4340, 49522), (4502, 47740), (4774, 45020), (6820, 31514), (8680, 24761), (9004, 23870), (9548, 22510), (11255, 19096), (11935, 18008), (13640, 15757)]