221467920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:849

約数の個数: 160

約数和(自身を含む): 730881792

約数和(自身を除く): 509413872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 53, 60, 69, 80, 92, 106, 115, 120, 138, 159, 184, 212, 230, 240, 265, 276, 318, 345, 368, 424, 460, 530, 552, 636, 690, 757, 795, 848, 920, 1060, 1104, 1219, 1272, 1380, 1514, 1590, 1840, 2120, 2271, 2438, 2544, 2760, 3028, 3180, 3657, 3785, 4240, 4542, 4876, 5520, 6056, 6095, 6360, 7314, 7570, 9084, 9752, 11355, 12112, 12190, 12720, 14628, 15140, 17411, 18168, 18285, 19504, 22710, 24380, 29256, 30280, 34822, 36336, 36570, 40121, 45420, 48760, 52233, 58512, 60560, 69644, 73140, 80242, 87055, 90840, 97520, 104466, 120363, 139288, 146280, 160484, 174110, 181680, 200605, 208932, 240726, 261165, 278576, 292560, 320968, 348220, 401210, 417864, 481452, 522330, 601815, 641936, 696440, 802420, 835728, 922783, 962904, 1044660, 1203630, 1392880, 1604840, 1845566, 1925808, 2089320, 2407260, 2768349, 3209680, 3691132, 4178640, 4613915, 4814520, 5536698, 7382264, 9227830, 9629040, 11073396, 13841745, 14764528, 18455660, 22146792, 27683490, 36911320, 44293584, 55366980, 73822640, 110733960, 221467920]

約数ペア:

[(1, 221467920), (2, 110733960), (3, 73822640), (4, 55366980), (5, 44293584), (6, 36911320), (8, 27683490), (10, 22146792), (12, 18455660), (15, 14764528), (16, 13841745), (20, 11073396), (23, 9629040), (24, 9227830), (30, 7382264), (40, 5536698), (46, 4814520), (48, 4613915), (53, 4178640), (60, 3691132), (69, 3209680), (80, 2768349), (92, 2407260), (106, 2089320), (115, 1925808), (120, 1845566), (138, 1604840), (159, 1392880), (184, 1203630), (212, 1044660), (230, 962904), (240, 922783), (265, 835728), (276, 802420), (318, 696440), (345, 641936), (368, 601815), (424, 522330), (460, 481452), (530, 417864), (552, 401210), (636, 348220), (690, 320968), (757, 292560), (795, 278576), (848, 261165), (920, 240726), (1060, 208932), (1104, 200605), (1219, 181680), (1272, 174110), (1380, 160484), (1514, 146280), (1590, 139288), (1840, 120363), (2120, 104466), (2271, 97520), (2438, 90840), (2544, 87055), (2760, 80242), (3028, 73140), (3180, 69644), (3657, 60560), (3785, 58512), (4240, 52233), (4542, 48760), (4876, 45420), (5520, 40121), (6056, 36570), (6095, 36336), (6360, 34822), (7314, 30280), (7570, 29256), (9084, 24380), (9752, 22710), (11355, 19504), (12112, 18285), (12190, 18168), (12720, 17411), (14628, 15140)]