305909120

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2287}}^1$

素因数の和:2336

約数の個数: 128

約数和(自身を含む): 840153600

約数和(自身を除く): 534244480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 640, 704, 760, 836, 880, 1045, 1216, 1408, 1520, 1672, 1760, 2090, 2287, 2432, 3040, 3344, 3520, 4180, 4574, 6080, 6688, 7040, 8360, 9148, 11435, 12160, 13376, 16720, 18296, 22870, 25157, 26752, 33440, 36592, 43453, 45740, 50314, 66880, 73184, 86906, 91480, 100628, 125785, 133760, 146368, 173812, 182960, 201256, 217265, 251570, 292736, 347624, 365920, 402512, 434530, 477983, 503140, 695248, 731840, 805024, 869060, 955966, 1006280, 1390496, 1463680, 1610048, 1738120, 1911932, 2012560, 2389915, 2780992, 3220096, 3476240, 3823864, 4025120, 4779830, 5561984, 6952480, 7647728, 8050240, 9559660, 13904960, 15295456, 16100480, 19119320, 27809920, 30590912, 38238640, 61181824, 76477280, 152954560, 305909120]

約数ペア:

[(1, 305909120), (2, 152954560), (4, 76477280), (5, 61181824), (8, 38238640), (10, 30590912), (11, 27809920), (16, 19119320), (19, 16100480), (20, 15295456), (22, 13904960), (32, 9559660), (38, 8050240), (40, 7647728), (44, 6952480), (55, 5561984), (64, 4779830), (76, 4025120), (80, 3823864), (88, 3476240), (95, 3220096), (110, 2780992), (128, 2389915), (152, 2012560), (160, 1911932), (176, 1738120), (190, 1610048), (209, 1463680), (220, 1390496), (304, 1006280), (320, 955966), (352, 869060), (380, 805024), (418, 731840), (440, 695248), (608, 503140), (640, 477983), (704, 434530), (760, 402512), (836, 365920), (880, 347624), (1045, 292736), (1216, 251570), (1408, 217265), (1520, 201256), (1672, 182960), (1760, 173812), (2090, 146368), (2287, 133760), (2432, 125785), (3040, 100628), (3344, 91480), (3520, 86906), (4180, 73184), (4574, 66880), (6080, 50314), (6688, 45740), (7040, 43453), (8360, 36592), (9148, 33440), (11435, 26752), (12160, 25157), (13376, 22870), (16720, 18296)]