646827896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 192

約数和(自身を含む): 1568471040

約数和(自身を除く): 921643144

約数列:

[1, 2, 4, 8, 11, 13, 22, 23, 26, 31, 44, 46, 52, 61, 62, 88, 92, 104, 122, 124, 143, 169, 184, 244, 248, 253, 286, 299, 338, 341, 403, 488, 506, 572, 598, 671, 676, 682, 713, 793, 806, 1012, 1144, 1196, 1342, 1352, 1364, 1403, 1426, 1586, 1612, 1859, 1891, 2024, 2392, 2684, 2728, 2806, 2852, 3172, 3224, 3289, 3718, 3782, 3887, 4433, 5239, 5368, 5612, 5704, 6344, 6578, 7436, 7564, 7774, 7843, 8723, 8866, 9269, 10309, 10478, 11224, 13156, 14872, 15128, 15433, 15548, 15686, 17446, 17732, 18239, 18538, 20618, 20801, 20956, 24583, 26312, 30866, 31096, 31372, 34892, 35464, 36478, 37076, 41236, 41602, 41912, 42757, 43493, 49166, 57629, 61732, 62744, 69784, 72956, 74152, 82472, 83204, 85514, 86986, 98332, 101959, 113399, 115258, 120497, 123464, 145912, 166408, 171028, 173972, 196664, 200629, 203918, 226798, 230516, 237107, 240994, 270413, 319579, 342056, 347944, 401258, 407836, 453596, 461032, 474214, 478423, 481988, 540826, 565409, 639158, 802516, 815672, 907192, 948428, 956846, 963976, 1081652, 1130818, 1278316, 1325467, 1605032, 1896856, 1913692, 2163304, 2261636, 2556632, 2608177, 2650934, 3515369, 3827384, 4523272, 5216354, 5301868, 6219499, 7030738, 7350317, 10432708, 10603736, 12438998, 14061476, 14700634, 20865416, 24877996, 28122952, 29401268, 49755992, 58802536, 80853487, 161706974, 323413948, 646827896]

約数ペア:

[(1, 646827896), (2, 323413948), (4, 161706974), (8, 80853487), (11, 58802536), (13, 49755992), (22, 29401268), (23, 28122952), (26, 24877996), (31, 20865416), (44, 14700634), (46, 14061476), (52, 12438998), (61, 10603736), (62, 10432708), (88, 7350317), (92, 7030738), (104, 6219499), (122, 5301868), (124, 5216354), (143, 4523272), (169, 3827384), (184, 3515369), (244, 2650934), (248, 2608177), (253, 2556632), (286, 2261636), (299, 2163304), (338, 1913692), (341, 1896856), (403, 1605032), (488, 1325467), (506, 1278316), (572, 1130818), (598, 1081652), (671, 963976), (676, 956846), (682, 948428), (713, 907192), (793, 815672), (806, 802516), (1012, 639158), (1144, 565409), (1196, 540826), (1342, 481988), (1352, 478423), (1364, 474214), (1403, 461032), (1426, 453596), (1586, 407836), (1612, 401258), (1859, 347944), (1891, 342056), (2024, 319579), (2392, 270413), (2684, 240994), (2728, 237107), (2806, 230516), (2852, 226798), (3172, 203918), (3224, 200629), (3289, 196664), (3718, 173972), (3782, 171028), (3887, 166408), (4433, 145912), (5239, 123464), (5368, 120497), (5612, 115258), (5704, 113399), (6344, 101959), (6578, 98332), (7436, 86986), (7564, 85514), (7774, 83204), (7843, 82472), (8723, 74152), (8866, 72956), (9269, 69784), (10309, 62744), (10478, 61732), (11224, 57629), (13156, 49166), (14872, 43493), (15128, 42757), (15433, 41912), (15548, 41602), (15686, 41236), (17446, 37076), (17732, 36478), (18239, 35464), (18538, 34892), (20618, 31372), (20801, 31096), (20956, 30866), (24583, 26312)]