221026260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5783}}^1$

素因数の和:5822

約数の個数: 144

約数和(自身を含む): 775426176

約数和(自身を除く): 554399916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 5783, 6370, 7644, 9555, 11566, 12740, 17349, 19110, 23132, 28915, 34698, 38220, 40481, 57830, 69396, 75179, 80962, 86745, 115660, 121443, 150358, 161924, 173490, 202405, 225537, 242886, 283367, 300716, 346980, 375895, 404810, 451074, 485772, 526253, 566734, 607215, 751790, 809620, 850101, 902148, 1052506, 1127685, 1133468, 1214430, 1416835, 1503580, 1578759, 1700202, 2105012, 2255370, 2428860, 2631265, 2833670, 3157518, 3400404, 3683771, 4250505, 4510740, 5262530, 5667340, 6315036, 7367542, 7893795, 8501010, 10525060, 11051313, 14735084, 15787590, 17002020, 18418855, 22102626, 31575180, 36837710, 44205252, 55256565, 73675420, 110513130, 221026260]

約数ペア:

[(1, 221026260), (2, 110513130), (3, 73675420), (4, 55256565), (5, 44205252), (6, 36837710), (7, 31575180), (10, 22102626), (12, 18418855), (13, 17002020), (14, 15787590), (15, 14735084), (20, 11051313), (21, 10525060), (26, 8501010), (28, 7893795), (30, 7367542), (35, 6315036), (39, 5667340), (42, 5262530), (49, 4510740), (52, 4250505), (60, 3683771), (65, 3400404), (70, 3157518), (78, 2833670), (84, 2631265), (91, 2428860), (98, 2255370), (105, 2105012), (130, 1700202), (140, 1578759), (147, 1503580), (156, 1416835), (182, 1214430), (195, 1133468), (196, 1127685), (210, 1052506), (245, 902148), (260, 850101), (273, 809620), (294, 751790), (364, 607215), (390, 566734), (420, 526253), (455, 485772), (490, 451074), (546, 404810), (588, 375895), (637, 346980), (735, 300716), (780, 283367), (910, 242886), (980, 225537), (1092, 202405), (1274, 173490), (1365, 161924), (1470, 150358), (1820, 121443), (1911, 115660), (2548, 86745), (2730, 80962), (2940, 75179), (3185, 69396), (3822, 57830), (5460, 40481), (5783, 38220), (6370, 34698), (7644, 28915), (9555, 23132), (11566, 19110), (12740, 17349)]