308705460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1637}}^1$

素因数の和:2105

約数の個数: 96

約数和(自身を含む): 990662400

約数和(自身を除く): 681956940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 449, 898, 1347, 1637, 1796, 2245, 2694, 3143, 3274, 4490, 4911, 5388, 6286, 6548, 6735, 8185, 8980, 9429, 9822, 11459, 12572, 13470, 15715, 16370, 18858, 19644, 22918, 24555, 26940, 31430, 32740, 34377, 37716, 45836, 47145, 49110, 57295, 62860, 68754, 94290, 98220, 114590, 137508, 171885, 188580, 229180, 343770, 687540, 735013, 1470026, 2205039, 2940052, 3675065, 4410078, 5145091, 7350130, 8820156, 10290182, 11025195, 14700260, 15435273, 20580364, 22050390, 25725455, 30870546, 44100780, 51450910, 61741092, 77176365, 102901820, 154352730, 308705460]

約数ペア:

[(1, 308705460), (2, 154352730), (3, 102901820), (4, 77176365), (5, 61741092), (6, 51450910), (7, 44100780), (10, 30870546), (12, 25725455), (14, 22050390), (15, 20580364), (20, 15435273), (21, 14700260), (28, 11025195), (30, 10290182), (35, 8820156), (42, 7350130), (60, 5145091), (70, 4410078), (84, 3675065), (105, 2940052), (140, 2205039), (210, 1470026), (420, 735013), (449, 687540), (898, 343770), (1347, 229180), (1637, 188580), (1796, 171885), (2245, 137508), (2694, 114590), (3143, 98220), (3274, 94290), (4490, 68754), (4911, 62860), (5388, 57295), (6286, 49110), (6548, 47145), (6735, 45836), (8185, 37716), (8980, 34377), (9429, 32740), (9822, 31430), (11459, 26940), (12572, 24555), (13470, 22918), (15715, 19644), (16370, 18858)]