90218128

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 160

約数和(自身を含む): 241984512

約数和(自身を除く): 151766384

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 43, 44, 52, 56, 77, 86, 88, 91, 104, 112, 131, 143, 154, 172, 176, 182, 208, 262, 286, 301, 308, 344, 364, 473, 524, 559, 572, 602, 616, 688, 728, 917, 946, 1001, 1048, 1118, 1144, 1204, 1232, 1441, 1456, 1703, 1834, 1892, 2002, 2096, 2236, 2288, 2408, 2882, 3311, 3406, 3668, 3784, 3913, 4004, 4472, 4816, 5633, 5764, 6149, 6622, 6812, 7336, 7568, 7826, 8008, 8944, 10087, 11266, 11528, 11921, 12298, 13244, 13624, 14672, 15652, 16016, 18733, 20174, 22532, 23056, 23842, 24596, 26488, 27248, 31304, 37466, 39431, 40348, 43043, 45064, 47684, 49192, 52976, 61963, 62608, 73229, 74932, 78862, 80696, 86086, 90128, 95368, 98384, 123926, 131131, 146458, 149864, 157724, 161392, 172172, 190736, 247852, 262262, 292916, 299728, 315448, 344344, 433741, 495704, 512603, 524524, 585832, 630896, 688688, 805519, 867482, 991408, 1025206, 1049048, 1171664, 1611038, 1734964, 2050412, 2098096, 3222076, 3469928, 4100824, 5638633, 6444152, 6939856, 8201648, 11277266, 12888304, 22554532, 45109064, 90218128]

約数ペア:

[(1, 90218128), (2, 45109064), (4, 22554532), (7, 12888304), (8, 11277266), (11, 8201648), (13, 6939856), (14, 6444152), (16, 5638633), (22, 4100824), (26, 3469928), (28, 3222076), (43, 2098096), (44, 2050412), (52, 1734964), (56, 1611038), (77, 1171664), (86, 1049048), (88, 1025206), (91, 991408), (104, 867482), (112, 805519), (131, 688688), (143, 630896), (154, 585832), (172, 524524), (176, 512603), (182, 495704), (208, 433741), (262, 344344), (286, 315448), (301, 299728), (308, 292916), (344, 262262), (364, 247852), (473, 190736), (524, 172172), (559, 161392), (572, 157724), (602, 149864), (616, 146458), (688, 131131), (728, 123926), (917, 98384), (946, 95368), (1001, 90128), (1048, 86086), (1118, 80696), (1144, 78862), (1204, 74932), (1232, 73229), (1441, 62608), (1456, 61963), (1703, 52976), (1834, 49192), (1892, 47684), (2002, 45064), (2096, 43043), (2236, 40348), (2288, 39431), (2408, 37466), (2882, 31304), (3311, 27248), (3406, 26488), (3668, 24596), (3784, 23842), (3913, 23056), (4004, 22532), (4472, 20174), (4816, 18733), (5633, 16016), (5764, 15652), (6149, 14672), (6622, 13624), (6812, 13244), (7336, 12298), (7568, 11921), (7826, 11528), (8008, 11266), (8944, 10087)]