256651890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{4159}}^1$

素因数の和:4208

約数の個数: 96

約数和(自身を含む): 717050880

約数和(自身を除く): 460398990

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 85, 102, 110, 121, 165, 170, 187, 242, 255, 330, 363, 374, 510, 561, 605, 726, 935, 1122, 1210, 1815, 1870, 2057, 2805, 3630, 4114, 4159, 5610, 6171, 8318, 10285, 12342, 12477, 20570, 20795, 24954, 30855, 41590, 45749, 61710, 62385, 70703, 91498, 124770, 137247, 141406, 212109, 228745, 274494, 353515, 424218, 457490, 503239, 686235, 707030, 777733, 1006478, 1060545, 1372470, 1509717, 1555466, 2121090, 2333199, 2516195, 3019434, 3888665, 4666398, 5032390, 7548585, 7777330, 8555063, 11665995, 15097170, 17110126, 23331990, 25665189, 42775315, 51330378, 85550630, 128325945, 256651890]

約数ペア:

[(1, 256651890), (2, 128325945), (3, 85550630), (5, 51330378), (6, 42775315), (10, 25665189), (11, 23331990), (15, 17110126), (17, 15097170), (22, 11665995), (30, 8555063), (33, 7777330), (34, 7548585), (51, 5032390), (55, 4666398), (66, 3888665), (85, 3019434), (102, 2516195), (110, 2333199), (121, 2121090), (165, 1555466), (170, 1509717), (187, 1372470), (242, 1060545), (255, 1006478), (330, 777733), (363, 707030), (374, 686235), (510, 503239), (561, 457490), (605, 424218), (726, 353515), (935, 274494), (1122, 228745), (1210, 212109), (1815, 141406), (1870, 137247), (2057, 124770), (2805, 91498), (3630, 70703), (4114, 62385), (4159, 61710), (5610, 45749), (6171, 41590), (8318, 30855), (10285, 24954), (12342, 20795), (12477, 20570)]