287858064

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:725

約数の個数: 160

約数和(自身を含む): 863944704

約数和(自身を除く): 576086640

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 31, 39, 46, 48, 52, 62, 69, 78, 92, 93, 104, 124, 138, 156, 184, 186, 208, 248, 276, 299, 312, 368, 372, 403, 496, 552, 598, 624, 647, 713, 744, 806, 897, 1104, 1196, 1209, 1294, 1426, 1488, 1612, 1794, 1941, 2139, 2392, 2418, 2588, 2852, 3224, 3588, 3882, 4278, 4784, 4836, 5176, 5704, 6448, 7176, 7764, 8411, 8556, 9269, 9672, 10352, 11408, 14352, 14881, 15528, 16822, 17112, 18538, 19344, 20057, 25233, 27807, 29762, 31056, 33644, 34224, 37076, 40114, 44643, 50466, 55614, 59524, 60171, 67288, 74152, 80228, 89286, 100932, 111228, 119048, 120342, 134576, 148304, 160456, 178572, 193453, 201864, 222456, 238096, 240684, 260741, 320912, 357144, 386906, 403728, 444912, 461311, 481368, 521482, 580359, 714288, 773812, 782223, 922622, 962736, 1042964, 1160718, 1383933, 1547624, 1564446, 1845244, 2085928, 2321436, 2767866, 3095248, 3128892, 3690488, 4171856, 4642872, 5535732, 5997043, 6257784, 7380976, 9285744, 11071464, 11994086, 12515568, 17991129, 22142928, 23988172, 35982258, 47976344, 71964516, 95952688, 143929032, 287858064]

約数ペア:

[(1, 287858064), (2, 143929032), (3, 95952688), (4, 71964516), (6, 47976344), (8, 35982258), (12, 23988172), (13, 22142928), (16, 17991129), (23, 12515568), (24, 11994086), (26, 11071464), (31, 9285744), (39, 7380976), (46, 6257784), (48, 5997043), (52, 5535732), (62, 4642872), (69, 4171856), (78, 3690488), (92, 3128892), (93, 3095248), (104, 2767866), (124, 2321436), (138, 2085928), (156, 1845244), (184, 1564446), (186, 1547624), (208, 1383933), (248, 1160718), (276, 1042964), (299, 962736), (312, 922622), (368, 782223), (372, 773812), (403, 714288), (496, 580359), (552, 521482), (598, 481368), (624, 461311), (647, 444912), (713, 403728), (744, 386906), (806, 357144), (897, 320912), (1104, 260741), (1196, 240684), (1209, 238096), (1294, 222456), (1426, 201864), (1488, 193453), (1612, 178572), (1794, 160456), (1941, 148304), (2139, 134576), (2392, 120342), (2418, 119048), (2588, 111228), (2852, 100932), (3224, 89286), (3588, 80228), (3882, 74152), (4278, 67288), (4784, 60171), (4836, 59524), (5176, 55614), (5704, 50466), (6448, 44643), (7176, 40114), (7764, 37076), (8411, 34224), (8556, 33644), (9269, 31056), (9672, 29762), (10352, 27807), (11408, 25233), (14352, 20057), (14881, 19344), (15528, 18538), (16822, 17112)]