77738220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{599}}^1$

素因数の和:724

約数の個数: 144

約数和(自身を含む): 272563200

約数和(自身を除く): 194824980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 103, 105, 126, 140, 180, 206, 210, 252, 309, 315, 412, 420, 515, 599, 618, 630, 721, 927, 1030, 1198, 1236, 1260, 1442, 1545, 1797, 1854, 2060, 2163, 2396, 2884, 2995, 3090, 3594, 3605, 3708, 4193, 4326, 4635, 5391, 5990, 6180, 6489, 7188, 7210, 8386, 8652, 8985, 9270, 10782, 10815, 11980, 12579, 12978, 14420, 16772, 17970, 18540, 20965, 21564, 21630, 25158, 25956, 26955, 32445, 35940, 37737, 41930, 43260, 50316, 53910, 61697, 62895, 64890, 75474, 83860, 107820, 123394, 125790, 129780, 150948, 185091, 188685, 246788, 251580, 308485, 370182, 377370, 431879, 555273, 616970, 740364, 754740, 863758, 925455, 1110546, 1233940, 1295637, 1727516, 1850910, 2159395, 2221092, 2591274, 2776365, 3701820, 3886911, 4318790, 5182548, 5552730, 6478185, 7773822, 8637580, 11105460, 12956370, 15547644, 19434555, 25912740, 38869110, 77738220]

約数ペア:

[(1, 77738220), (2, 38869110), (3, 25912740), (4, 19434555), (5, 15547644), (6, 12956370), (7, 11105460), (9, 8637580), (10, 7773822), (12, 6478185), (14, 5552730), (15, 5182548), (18, 4318790), (20, 3886911), (21, 3701820), (28, 2776365), (30, 2591274), (35, 2221092), (36, 2159395), (42, 1850910), (45, 1727516), (60, 1295637), (63, 1233940), (70, 1110546), (84, 925455), (90, 863758), (103, 754740), (105, 740364), (126, 616970), (140, 555273), (180, 431879), (206, 377370), (210, 370182), (252, 308485), (309, 251580), (315, 246788), (412, 188685), (420, 185091), (515, 150948), (599, 129780), (618, 125790), (630, 123394), (721, 107820), (927, 83860), (1030, 75474), (1198, 64890), (1236, 62895), (1260, 61697), (1442, 53910), (1545, 50316), (1797, 43260), (1854, 41930), (2060, 37737), (2163, 35940), (2396, 32445), (2884, 26955), (2995, 25956), (3090, 25158), (3594, 21630), (3605, 21564), (3708, 20965), (4193, 18540), (4326, 17970), (4635, 16772), (5391, 14420), (5990, 12978), (6180, 12579), (6489, 11980), (7188, 10815), (7210, 10782), (8386, 9270), (8652, 8985)]