161259280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1303}}^1$

素因数の和:1353

約数の個数: 160

約数和(自身を含む): 488968704

約数和(自身を除く): 327709424

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 170, 182, 208, 221, 238, 260, 272, 280, 340, 364, 442, 455, 476, 520, 560, 595, 680, 728, 884, 910, 952, 1040, 1105, 1190, 1303, 1360, 1456, 1547, 1768, 1820, 1904, 2210, 2380, 2606, 3094, 3536, 3640, 4420, 4760, 5212, 6188, 6515, 7280, 7735, 8840, 9121, 9520, 10424, 12376, 13030, 15470, 16939, 17680, 18242, 20848, 22151, 24752, 26060, 30940, 33878, 36484, 44302, 45605, 52120, 61880, 67756, 72968, 84695, 88604, 91210, 104240, 110755, 118573, 123760, 135512, 145936, 155057, 169390, 177208, 182420, 221510, 237146, 271024, 287963, 310114, 338780, 354416, 364840, 443020, 474292, 575926, 592865, 620228, 677560, 729680, 775285, 886040, 948584, 1151852, 1185730, 1240456, 1355120, 1439815, 1550570, 1772080, 1897168, 2015741, 2303704, 2371460, 2480912, 2879630, 3101140, 4031482, 4607408, 4742920, 5759260, 6202280, 8062964, 9485840, 10078705, 11518520, 12404560, 16125928, 20157410, 23037040, 32251856, 40314820, 80629640, 161259280]

約数ペア:

[(1, 161259280), (2, 80629640), (4, 40314820), (5, 32251856), (7, 23037040), (8, 20157410), (10, 16125928), (13, 12404560), (14, 11518520), (16, 10078705), (17, 9485840), (20, 8062964), (26, 6202280), (28, 5759260), (34, 4742920), (35, 4607408), (40, 4031482), (52, 3101140), (56, 2879630), (65, 2480912), (68, 2371460), (70, 2303704), (80, 2015741), (85, 1897168), (91, 1772080), (104, 1550570), (112, 1439815), (119, 1355120), (130, 1240456), (136, 1185730), (140, 1151852), (170, 948584), (182, 886040), (208, 775285), (221, 729680), (238, 677560), (260, 620228), (272, 592865), (280, 575926), (340, 474292), (364, 443020), (442, 364840), (455, 354416), (476, 338780), (520, 310114), (560, 287963), (595, 271024), (680, 237146), (728, 221510), (884, 182420), (910, 177208), (952, 169390), (1040, 155057), (1105, 145936), (1190, 135512), (1303, 123760), (1360, 118573), (1456, 110755), (1547, 104240), (1768, 91210), (1820, 88604), (1904, 84695), (2210, 72968), (2380, 67756), (2606, 61880), (3094, 52120), (3536, 45605), (3640, 44302), (4420, 36484), (4760, 33878), (5212, 30940), (6188, 26060), (6515, 24752), (7280, 22151), (7735, 20848), (8840, 18242), (9121, 17680), (9520, 16939), (10424, 15470), (12376, 13030)]