399167160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15329}}^1$

素因数の和:15381

約数の個数: 128

約数和(自身を含む): 1412812800

約数和(自身を除く): 1013645640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 15329, 26040, 30658, 45987, 61316, 76645, 91974, 107303, 122632, 153290, 183948, 214606, 229935, 306580, 321909, 367896, 429212, 459870, 475199, 536515, 613160, 643818, 858424, 919740, 950398, 1073030, 1287636, 1425597, 1609545, 1839480, 1900796, 2146060, 2375995, 2575272, 2851194, 3219090, 3326393, 3801592, 4292120, 4751990, 5702388, 6438180, 6652786, 7127985, 9503980, 9979179, 11404776, 12876360, 13305572, 14255970, 16631965, 19007960, 19958358, 26611144, 28511940, 33263930, 39916716, 49895895, 57023880, 66527860, 79833432, 99791790, 133055720, 199583580, 399167160]

約数ペア:

[(1, 399167160), (2, 199583580), (3, 133055720), (4, 99791790), (5, 79833432), (6, 66527860), (7, 57023880), (8, 49895895), (10, 39916716), (12, 33263930), (14, 28511940), (15, 26611144), (20, 19958358), (21, 19007960), (24, 16631965), (28, 14255970), (30, 13305572), (31, 12876360), (35, 11404776), (40, 9979179), (42, 9503980), (56, 7127985), (60, 6652786), (62, 6438180), (70, 5702388), (84, 4751990), (93, 4292120), (105, 3801592), (120, 3326393), (124, 3219090), (140, 2851194), (155, 2575272), (168, 2375995), (186, 2146060), (210, 1900796), (217, 1839480), (248, 1609545), (280, 1425597), (310, 1287636), (372, 1073030), (420, 950398), (434, 919740), (465, 858424), (620, 643818), (651, 613160), (744, 536515), (840, 475199), (868, 459870), (930, 429212), (1085, 367896), (1240, 321909), (1302, 306580), (1736, 229935), (1860, 214606), (2170, 183948), (2604, 153290), (3255, 122632), (3720, 107303), (4340, 91974), (5208, 76645), (6510, 61316), (8680, 45987), (13020, 30658), (15329, 26040)]