15250760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 41368320

約数和(自身を除く): 26117560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 251, 280, 310, 392, 434, 490, 502, 620, 868, 980, 1004, 1085, 1240, 1255, 1519, 1736, 1757, 1960, 2008, 2170, 2510, 3038, 3514, 4340, 5020, 6076, 7028, 7595, 7781, 8680, 8785, 10040, 12152, 12299, 14056, 15190, 15562, 17570, 24598, 30380, 31124, 35140, 38905, 49196, 54467, 60760, 61495, 62248, 70280, 77810, 98392, 108934, 122990, 155620, 217868, 245980, 272335, 311240, 381269, 435736, 491960, 544670, 762538, 1089340, 1525076, 1906345, 2178680, 3050152, 3812690, 7625380, 15250760]

約数ペア:

[(1, 15250760), (2, 7625380), (4, 3812690), (5, 3050152), (7, 2178680), (8, 1906345), (10, 1525076), (14, 1089340), (20, 762538), (28, 544670), (31, 491960), (35, 435736), (40, 381269), (49, 311240), (56, 272335), (62, 245980), (70, 217868), (98, 155620), (124, 122990), (140, 108934), (155, 98392), (196, 77810), (217, 70280), (245, 62248), (248, 61495), (251, 60760), (280, 54467), (310, 49196), (392, 38905), (434, 35140), (490, 31124), (502, 30380), (620, 24598), (868, 17570), (980, 15562), (1004, 15190), (1085, 14056), (1240, 12299), (1255, 12152), (1519, 10040), (1736, 8785), (1757, 8680), (1960, 7781), (2008, 7595), (2170, 7028), (2510, 6076), (3038, 5020), (3514, 4340)]