206145280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^5$

素因数の和:76

約数の個数: 108

約数和(自身を含む): 543160296

約数和(自身を除く): 337015016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 256, 320, 352, 440, 484, 605, 640, 704, 880, 968, 1210, 1280, 1331, 1408, 1760, 1936, 2420, 2662, 2816, 3520, 3872, 4840, 5324, 6655, 7040, 7744, 9680, 10648, 13310, 14080, 14641, 15488, 19360, 21296, 26620, 29282, 30976, 38720, 42592, 53240, 58564, 73205, 77440, 85184, 106480, 117128, 146410, 154880, 161051, 170368, 212960, 234256, 292820, 322102, 340736, 425920, 468512, 585640, 644204, 805255, 851840, 937024, 1171280, 1288408, 1610510, 1703680, 1874048, 2342560, 2576816, 3221020, 3748096, 4685120, 5153632, 6442040, 9370240, 10307264, 12884080, 18740480, 20614528, 25768160, 41229056, 51536320, 103072640, 206145280]

約数ペア:

[(1, 206145280), (2, 103072640), (4, 51536320), (5, 41229056), (8, 25768160), (10, 20614528), (11, 18740480), (16, 12884080), (20, 10307264), (22, 9370240), (32, 6442040), (40, 5153632), (44, 4685120), (55, 3748096), (64, 3221020), (80, 2576816), (88, 2342560), (110, 1874048), (121, 1703680), (128, 1610510), (160, 1288408), (176, 1171280), (220, 937024), (242, 851840), (256, 805255), (320, 644204), (352, 585640), (440, 468512), (484, 425920), (605, 340736), (640, 322102), (704, 292820), (880, 234256), (968, 212960), (1210, 170368), (1280, 161051), (1331, 154880), (1408, 146410), (1760, 117128), (1936, 106480), (2420, 85184), (2662, 77440), (2816, 73205), (3520, 58564), (3872, 53240), (4840, 42592), (5324, 38720), (6655, 30976), (7040, 29282), (7744, 26620), (9680, 21296), (10648, 19360), (13310, 15488), (14080, 14641)]