256469070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{313}}^1$

素因数の和:538

約数の個数: 128

約数和(自身を含む): 729243648

約数和(自身を除く): 472774578

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 191, 195, 286, 313, 330, 382, 390, 429, 573, 626, 715, 858, 939, 955, 1146, 1430, 1565, 1878, 1910, 2101, 2145, 2483, 2865, 3130, 3443, 4069, 4202, 4290, 4695, 4966, 5730, 6303, 6886, 7449, 8138, 9390, 10329, 10505, 12207, 12415, 12606, 14898, 17215, 20345, 20658, 21010, 24414, 24830, 27313, 31515, 34430, 37245, 40690, 44759, 51645, 54626, 59783, 61035, 63030, 74490, 81939, 89518, 103290, 119566, 122070, 134277, 136565, 163878, 179349, 223795, 268554, 273130, 298915, 358698, 409695, 447590, 597830, 657613, 671385, 777179, 819390, 896745, 1315226, 1342770, 1554358, 1793490, 1972839, 2331537, 3288065, 3885895, 3945678, 4663074, 6576130, 7771790, 8548969, 9864195, 11657685, 17097938, 19728390, 23315370, 25646907, 42744845, 51293814, 85489690, 128234535, 256469070]

約数ペア:

[(1, 256469070), (2, 128234535), (3, 85489690), (5, 51293814), (6, 42744845), (10, 25646907), (11, 23315370), (13, 19728390), (15, 17097938), (22, 11657685), (26, 9864195), (30, 8548969), (33, 7771790), (39, 6576130), (55, 4663074), (65, 3945678), (66, 3885895), (78, 3288065), (110, 2331537), (130, 1972839), (143, 1793490), (165, 1554358), (191, 1342770), (195, 1315226), (286, 896745), (313, 819390), (330, 777179), (382, 671385), (390, 657613), (429, 597830), (573, 447590), (626, 409695), (715, 358698), (858, 298915), (939, 273130), (955, 268554), (1146, 223795), (1430, 179349), (1565, 163878), (1878, 136565), (1910, 134277), (2101, 122070), (2145, 119566), (2483, 103290), (2865, 89518), (3130, 81939), (3443, 74490), (4069, 63030), (4202, 61035), (4290, 59783), (4695, 54626), (4966, 51645), (5730, 44759), (6303, 40690), (6886, 37245), (7449, 34430), (8138, 31515), (9390, 27313), (10329, 24830), (10505, 24414), (12207, 21010), (12415, 20658), (12606, 20345), (14898, 17215)]