80757180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{599}}^1$

素因数の和:728

約数の個数: 144

約数和(自身を含む): 283046400

約数和(自身を除く): 202289220

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, 105, 107, 126, 140, 180, 210, 214, 252, 315, 321, 420, 428, 535, 599, 630, 642, 749, 963, 1070, 1198, 1260, 1284, 1498, 1605, 1797, 1926, 2140, 2247, 2396, 2995, 2996, 3210, 3594, 3745, 3852, 4193, 4494, 4815, 5391, 5990, 6420, 6741, 7188, 7490, 8386, 8985, 8988, 9630, 10782, 11235, 11980, 12579, 13482, 14980, 16772, 17970, 19260, 20965, 21564, 22470, 25158, 26955, 26964, 33705, 35940, 37737, 41930, 44940, 50316, 53910, 62895, 64093, 67410, 75474, 83860, 107820, 125790, 128186, 134820, 150948, 188685, 192279, 251580, 256372, 320465, 377370, 384558, 448651, 576837, 640930, 754740, 769116, 897302, 961395, 1153674, 1281860, 1345953, 1794604, 1922790, 2243255, 2307348, 2691906, 2884185, 3845580, 4037859, 4486510, 5383812, 5768370, 6729765, 8075718, 8973020, 11536740, 13459530, 16151436, 20189295, 26919060, 40378590, 80757180]

約数ペア:

[(1, 80757180), (2, 40378590), (3, 26919060), (4, 20189295), (5, 16151436), (6, 13459530), (7, 11536740), (9, 8973020), (10, 8075718), (12, 6729765), (14, 5768370), (15, 5383812), (18, 4486510), (20, 4037859), (21, 3845580), (28, 2884185), (30, 2691906), (35, 2307348), (36, 2243255), (42, 1922790), (45, 1794604), (60, 1345953), (63, 1281860), (70, 1153674), (84, 961395), (90, 897302), (105, 769116), (107, 754740), (126, 640930), (140, 576837), (180, 448651), (210, 384558), (214, 377370), (252, 320465), (315, 256372), (321, 251580), (420, 192279), (428, 188685), (535, 150948), (599, 134820), (630, 128186), (642, 125790), (749, 107820), (963, 83860), (1070, 75474), (1198, 67410), (1260, 64093), (1284, 62895), (1498, 53910), (1605, 50316), (1797, 44940), (1926, 41930), (2140, 37737), (2247, 35940), (2396, 33705), (2995, 26964), (2996, 26955), (3210, 25158), (3594, 22470), (3745, 21564), (3852, 20965), (4193, 19260), (4494, 17970), (4815, 16772), (5391, 14980), (5990, 13482), (6420, 12579), (6741, 11980), (7188, 11235), (7490, 10782), (8386, 9630), (8985, 8988)]