16978500

素因数分解:

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

素因数の和:57

約数の個数: 288

約数和(自身を含む): 68140800

約数和(自身を除く): 51162300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 25, 28, 30, 33, 35, 36, 42, 44, 45, 49, 50, 55, 60, 63, 66, 70, 75, 77, 84, 90, 98, 99, 100, 105, 110, 125, 126, 132, 140, 147, 150, 154, 165, 175, 180, 196, 198, 210, 220, 225, 231, 245, 250, 252, 275, 294, 300, 308, 315, 330, 343, 350, 375, 385, 396, 420, 441, 450, 462, 490, 495, 500, 525, 539, 550, 588, 630, 660, 686, 693, 700, 735, 750, 770, 825, 875, 882, 900, 924, 980, 990, 1029, 1050, 1078, 1100, 1125, 1155, 1225, 1260, 1372, 1375, 1386, 1470, 1500, 1540, 1575, 1617, 1650, 1715, 1750, 1764, 1925, 1980, 2058, 2100, 2156, 2205, 2250, 2310, 2450, 2475, 2625, 2695, 2750, 2772, 2940, 3087, 3150, 3234, 3300, 3430, 3465, 3500, 3675, 3773, 3850, 4116, 4125, 4410, 4500, 4620, 4851, 4900, 4950, 5145, 5250, 5390, 5500, 5775, 6125, 6174, 6300, 6468, 6860, 6930, 7350, 7546, 7700, 7875, 8085, 8250, 8575, 8820, 9625, 9702, 9900, 10290, 10500, 10780, 11025, 11319, 11550, 12250, 12348, 12375, 13475, 13860, 14700, 15092, 15435, 15750, 16170, 16500, 17150, 17325, 18375, 18865, 19250, 19404, 20580, 22050, 22638, 23100, 24255, 24500, 24750, 25725, 26950, 28875, 30870, 31500, 32340, 33957, 34300, 34650, 36750, 37730, 38500, 40425, 42875, 44100, 45276, 48510, 49500, 51450, 53900, 55125, 56595, 57750, 61740, 67375, 67914, 69300, 73500, 75460, 77175, 80850, 85750, 86625, 94325, 97020, 102900, 110250, 113190, 115500, 121275, 128625, 134750, 135828, 154350, 161700, 169785, 171500, 173250, 188650, 202125, 220500, 226380, 242550, 257250, 269500, 282975, 308700, 339570, 346500, 377300, 385875, 404250, 471625, 485100, 514500, 565950, 606375, 679140, 771750, 808500, 848925, 943250, 1131900, 1212750, 1414875, 1543500, 1697850, 1886500, 2425500, 2829750, 3395700, 4244625, 5659500, 8489250, 16978500]

約数ペア:

[(1, 16978500), (2, 8489250), (3, 5659500), (4, 4244625), (5, 3395700), (6, 2829750), (7, 2425500), (9, 1886500), (10, 1697850), (11, 1543500), (12, 1414875), (14, 1212750), (15, 1131900), (18, 943250), (20, 848925), (21, 808500), (22, 771750), (25, 679140), (28, 606375), (30, 565950), (33, 514500), (35, 485100), (36, 471625), (42, 404250), (44, 385875), (45, 377300), (49, 346500), (50, 339570), (55, 308700), (60, 282975), (63, 269500), (66, 257250), (70, 242550), (75, 226380), (77, 220500), (84, 202125), (90, 188650), (98, 173250), (99, 171500), (100, 169785), (105, 161700), (110, 154350), (125, 135828), (126, 134750), (132, 128625), (140, 121275), (147, 115500), (150, 113190), (154, 110250), (165, 102900), (175, 97020), (180, 94325), (196, 86625), (198, 85750), (210, 80850), (220, 77175), (225, 75460), (231, 73500), (245, 69300), (250, 67914), (252, 67375), (275, 61740), (294, 57750), (300, 56595), (308, 55125), (315, 53900), (330, 51450), (343, 49500), (350, 48510), (375, 45276), (385, 44100), (396, 42875), (420, 40425), (441, 38500), (450, 37730), (462, 36750), (490, 34650), (495, 34300), (500, 33957), (525, 32340), (539, 31500), (550, 30870), (588, 28875), (630, 26950), (660, 25725), (686, 24750), (693, 24500), (700, 24255), (735, 23100), (750, 22638), (770, 22050), (825, 20580), (875, 19404), (882, 19250), (900, 18865), (924, 18375), (980, 17325), (990, 17150), (1029, 16500), (1050, 16170), (1078, 15750), (1100, 15435), (1125, 15092), (1155, 14700), (1225, 13860), (1260, 13475), (1372, 12375), (1375, 12348), (1386, 12250), (1470, 11550), (1500, 11319), (1540, 11025), (1575, 10780), (1617, 10500), (1650, 10290), (1715, 9900), (1750, 9702), (1764, 9625), (1925, 8820), (1980, 8575), (2058, 8250), (2100, 8085), (2156, 7875), (2205, 7700), (2250, 7546), (2310, 7350), (2450, 6930), (2475, 6860), (2625, 6468), (2695, 6300), (2750, 6174), (2772, 6125), (2940, 5775), (3087, 5500), (3150, 5390), (3234, 5250), (3300, 5145), (3430, 4950), (3465, 4900), (3500, 4851), (3675, 4620), (3773, 4500), (3850, 4410), (4116, 4125)]