161477680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:615

約数の個数: 160

約数和(自身を含む): 474219648

約数和(自身を除く): 312741968

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 80, 82, 91, 104, 112, 130, 140, 164, 182, 205, 208, 260, 280, 287, 328, 364, 410, 455, 520, 533, 541, 560, 574, 656, 728, 820, 910, 1040, 1066, 1082, 1148, 1435, 1456, 1640, 1820, 2132, 2164, 2296, 2665, 2705, 2870, 3280, 3640, 3731, 3787, 4264, 4328, 4592, 5330, 5410, 5740, 7033, 7280, 7462, 7574, 8528, 8656, 10660, 10820, 11480, 14066, 14924, 15148, 18655, 18935, 21320, 21640, 22181, 22960, 28132, 29848, 30296, 35165, 37310, 37870, 42640, 43280, 44362, 49231, 56264, 59696, 60592, 70330, 74620, 75740, 88724, 98462, 110905, 112528, 140660, 149240, 151480, 155267, 177448, 196924, 221810, 246155, 281320, 288353, 298480, 302960, 310534, 354896, 393848, 443620, 492310, 562640, 576706, 621068, 776335, 787696, 887240, 984620, 1153412, 1242136, 1441765, 1552670, 1774480, 1969240, 2018471, 2306824, 2484272, 2883530, 3105340, 3938480, 4036942, 4613648, 5767060, 6210680, 8073884, 10092355, 11534120, 12421360, 16147768, 20184710, 23068240, 32295536, 40369420, 80738840, 161477680]

約数ペア:

[(1, 161477680), (2, 80738840), (4, 40369420), (5, 32295536), (7, 23068240), (8, 20184710), (10, 16147768), (13, 12421360), (14, 11534120), (16, 10092355), (20, 8073884), (26, 6210680), (28, 5767060), (35, 4613648), (40, 4036942), (41, 3938480), (52, 3105340), (56, 2883530), (65, 2484272), (70, 2306824), (80, 2018471), (82, 1969240), (91, 1774480), (104, 1552670), (112, 1441765), (130, 1242136), (140, 1153412), (164, 984620), (182, 887240), (205, 787696), (208, 776335), (260, 621068), (280, 576706), (287, 562640), (328, 492310), (364, 443620), (410, 393848), (455, 354896), (520, 310534), (533, 302960), (541, 298480), (560, 288353), (574, 281320), (656, 246155), (728, 221810), (820, 196924), (910, 177448), (1040, 155267), (1066, 151480), (1082, 149240), (1148, 140660), (1435, 112528), (1456, 110905), (1640, 98462), (1820, 88724), (2132, 75740), (2164, 74620), (2296, 70330), (2665, 60592), (2705, 59696), (2870, 56264), (3280, 49231), (3640, 44362), (3731, 43280), (3787, 42640), (4264, 37870), (4328, 37310), (4592, 35165), (5330, 30296), (5410, 29848), (5740, 28132), (7033, 22960), (7280, 22181), (7462, 21640), (7574, 21320), (8528, 18935), (8656, 18655), (10660, 15148), (10820, 14924), (11480, 14066)]