290204824

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 718502400

約数和(自身を除く): 428297576

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 119, 131, 136, 179, 182, 221, 238, 262, 358, 364, 442, 476, 524, 716, 728, 884, 917, 952, 1048, 1253, 1432, 1547, 1703, 1768, 1834, 2227, 2327, 2506, 3043, 3094, 3406, 3668, 4454, 4654, 5012, 6086, 6188, 6812, 7336, 8908, 9308, 10024, 11921, 12172, 12376, 13624, 15589, 16289, 17816, 18616, 21301, 23449, 23842, 24344, 28951, 31178, 32578, 39559, 42602, 46898, 47684, 57902, 62356, 65156, 79118, 85204, 93796, 95368, 115804, 124712, 130312, 158236, 164143, 170408, 187592, 202657, 231608, 276913, 304837, 316472, 328286, 398633, 405314, 553826, 609674, 656572, 797266, 810628, 1107652, 1219348, 1313144, 1594532, 1621256, 2133859, 2215304, 2438696, 2790431, 3189064, 4267718, 5182229, 5580862, 8535436, 10364458, 11161724, 17070872, 20728916, 22323448, 36275603, 41457832, 72551206, 145102412, 290204824]

約数ペア:

[(1, 290204824), (2, 145102412), (4, 72551206), (7, 41457832), (8, 36275603), (13, 22323448), (14, 20728916), (17, 17070872), (26, 11161724), (28, 10364458), (34, 8535436), (52, 5580862), (56, 5182229), (68, 4267718), (91, 3189064), (104, 2790431), (119, 2438696), (131, 2215304), (136, 2133859), (179, 1621256), (182, 1594532), (221, 1313144), (238, 1219348), (262, 1107652), (358, 810628), (364, 797266), (442, 656572), (476, 609674), (524, 553826), (716, 405314), (728, 398633), (884, 328286), (917, 316472), (952, 304837), (1048, 276913), (1253, 231608), (1432, 202657), (1547, 187592), (1703, 170408), (1768, 164143), (1834, 158236), (2227, 130312), (2327, 124712), (2506, 115804), (3043, 95368), (3094, 93796), (3406, 85204), (3668, 79118), (4454, 65156), (4654, 62356), (5012, 57902), (6086, 47684), (6188, 46898), (6812, 42602), (7336, 39559), (8908, 32578), (9308, 31178), (10024, 28951), (11921, 24344), (12172, 23842), (12376, 23449), (13624, 21301), (15589, 18616), (16289, 17816)]