679140

素因数分解:

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

素因数の和:47

約数の個数: 144

約数和(自身を含む): 2620800

約数和(自身を除く): 1941660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 49, 55, 60, 63, 66, 70, 77, 84, 90, 98, 99, 105, 110, 126, 132, 140, 147, 154, 165, 180, 196, 198, 210, 220, 231, 245, 252, 294, 308, 315, 330, 343, 385, 396, 420, 441, 462, 490, 495, 539, 588, 630, 660, 686, 693, 735, 770, 882, 924, 980, 990, 1029, 1078, 1155, 1260, 1372, 1386, 1470, 1540, 1617, 1715, 1764, 1980, 2058, 2156, 2205, 2310, 2695, 2772, 2940, 3087, 3234, 3430, 3465, 3773, 4116, 4410, 4620, 4851, 5145, 5390, 6174, 6468, 6860, 6930, 7546, 8085, 8820, 9702, 10290, 10780, 11319, 12348, 13860, 15092, 15435, 16170, 18865, 19404, 20580, 22638, 24255, 30870, 32340, 33957, 37730, 45276, 48510, 56595, 61740, 67914, 75460, 97020, 113190, 135828, 169785, 226380, 339570, 679140]

約数ペア:

[(1, 679140), (2, 339570), (3, 226380), (4, 169785), (5, 135828), (6, 113190), (7, 97020), (9, 75460), (10, 67914), (11, 61740), (12, 56595), (14, 48510), (15, 45276), (18, 37730), (20, 33957), (21, 32340), (22, 30870), (28, 24255), (30, 22638), (33, 20580), (35, 19404), (36, 18865), (42, 16170), (44, 15435), (45, 15092), (49, 13860), (55, 12348), (60, 11319), (63, 10780), (66, 10290), (70, 9702), (77, 8820), (84, 8085), (90, 7546), (98, 6930), (99, 6860), (105, 6468), (110, 6174), (126, 5390), (132, 5145), (140, 4851), (147, 4620), (154, 4410), (165, 4116), (180, 3773), (196, 3465), (198, 3430), (210, 3234), (220, 3087), (231, 2940), (245, 2772), (252, 2695), (294, 2310), (308, 2205), (315, 2156), (330, 2058), (343, 1980), (385, 1764), (396, 1715), (420, 1617), (441, 1540), (462, 1470), (490, 1386), (495, 1372), (539, 1260), (588, 1155), (630, 1078), (660, 1029), (686, 990), (693, 980), (735, 924), (770, 882)]