208324340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2157

約数の個数: 96

約数和(自身を含む): 538804224

約数和(自身を除く): 330479884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 62, 70, 92, 115, 124, 140, 155, 161, 217, 230, 310, 322, 434, 460, 620, 644, 713, 805, 868, 1085, 1426, 1610, 2087, 2170, 2852, 3220, 3565, 4174, 4340, 4991, 7130, 8348, 9982, 10435, 14260, 14609, 19964, 20870, 24955, 29218, 41740, 48001, 49910, 58436, 64697, 73045, 96002, 99820, 129394, 146090, 192004, 240005, 258788, 292180, 323485, 336007, 452879, 480010, 646970, 672014, 905758, 960020, 1293940, 1344028, 1488031, 1680035, 1811516, 2264395, 2976062, 3360070, 4528790, 5952124, 6720140, 7440155, 9057580, 10416217, 14880310, 20832434, 29760620, 41664868, 52081085, 104162170, 208324340]

約数ペア:

[(1, 208324340), (2, 104162170), (4, 52081085), (5, 41664868), (7, 29760620), (10, 20832434), (14, 14880310), (20, 10416217), (23, 9057580), (28, 7440155), (31, 6720140), (35, 5952124), (46, 4528790), (62, 3360070), (70, 2976062), (92, 2264395), (115, 1811516), (124, 1680035), (140, 1488031), (155, 1344028), (161, 1293940), (217, 960020), (230, 905758), (310, 672014), (322, 646970), (434, 480010), (460, 452879), (620, 336007), (644, 323485), (713, 292180), (805, 258788), (868, 240005), (1085, 192004), (1426, 146090), (1610, 129394), (2087, 99820), (2170, 96002), (2852, 73045), (3220, 64697), (3565, 58436), (4174, 49910), (4340, 48001), (4991, 41740), (7130, 29218), (8348, 24955), (9982, 20870), (10435, 19964), (14260, 14609)]