1531965440

素因数分解:

$2^{12}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:206

約数の個数: 208

約数和(自身を含む): 4026040320

約数和(自身を除く): 2494074880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 127, 128, 152, 155, 160, 190, 248, 254, 256, 304, 310, 320, 380, 496, 508, 512, 589, 608, 620, 635, 640, 760, 992, 1016, 1024, 1178, 1216, 1240, 1270, 1280, 1520, 1984, 2032, 2048, 2356, 2413, 2432, 2480, 2540, 2560, 2945, 3040, 3937, 3968, 4064, 4096, 4712, 4826, 4864, 4960, 5080, 5120, 5890, 6080, 7874, 7936, 8128, 9424, 9652, 9728, 9920, 10160, 10240, 11780, 12065, 12160, 15748, 15872, 16256, 18848, 19304, 19456, 19685, 19840, 20320, 20480, 23560, 24130, 24320, 31496, 31744, 32512, 37696, 38608, 38912, 39370, 39680, 40640, 47120, 48260, 48640, 62992, 63488, 65024, 74803, 75392, 77216, 77824, 78740, 79360, 81280, 94240, 96520, 97280, 125984, 126976, 130048, 149606, 150784, 154432, 157480, 158720, 162560, 188480, 193040, 194560, 251968, 260096, 299212, 301568, 308864, 314960, 317440, 325120, 374015, 376960, 386080, 389120, 503936, 520192, 598424, 603136, 617728, 629920, 634880, 650240, 748030, 753920, 772160, 1007872, 1196848, 1206272, 1235456, 1259840, 1300480, 1496060, 1507840, 1544320, 2015744, 2393696, 2412544, 2470912, 2519680, 2600960, 2992120, 3015680, 3088640, 4031488, 4787392, 4941824, 5039360, 5984240, 6031360, 6177280, 8062976, 9574784, 9883648, 10078720, 11968480, 12062720, 12354560, 16125952, 19149568, 20157440, 23936960, 24709120, 38299136, 40314880, 47873920, 49418240, 76598272, 80629760, 95747840, 153196544, 191495680, 306393088, 382991360, 765982720, 1531965440]

約数ペア:

[(1, 1531965440), (2, 765982720), (4, 382991360), (5, 306393088), (8, 191495680), (10, 153196544), (16, 95747840), (19, 80629760), (20, 76598272), (31, 49418240), (32, 47873920), (38, 40314880), (40, 38299136), (62, 24709120), (64, 23936960), (76, 20157440), (80, 19149568), (95, 16125952), (124, 12354560), (127, 12062720), (128, 11968480), (152, 10078720), (155, 9883648), (160, 9574784), (190, 8062976), (248, 6177280), (254, 6031360), (256, 5984240), (304, 5039360), (310, 4941824), (320, 4787392), (380, 4031488), (496, 3088640), (508, 3015680), (512, 2992120), (589, 2600960), (608, 2519680), (620, 2470912), (635, 2412544), (640, 2393696), (760, 2015744), (992, 1544320), (1016, 1507840), (1024, 1496060), (1178, 1300480), (1216, 1259840), (1240, 1235456), (1270, 1206272), (1280, 1196848), (1520, 1007872), (1984, 772160), (2032, 753920), (2048, 748030), (2356, 650240), (2413, 634880), (2432, 629920), (2480, 617728), (2540, 603136), (2560, 598424), (2945, 520192), (3040, 503936), (3937, 389120), (3968, 386080), (4064, 376960), (4096, 374015), (4712, 325120), (4826, 317440), (4864, 314960), (4960, 308864), (5080, 301568), (5120, 299212), (5890, 260096), (6080, 251968), (7874, 194560), (7936, 193040), (8128, 188480), (9424, 162560), (9652, 158720), (9728, 157480), (9920, 154432), (10160, 150784), (10240, 149606), (11780, 130048), (12065, 126976), (12160, 125984), (15748, 97280), (15872, 96520), (16256, 94240), (18848, 81280), (19304, 79360), (19456, 78740), (19685, 77824), (19840, 77216), (20320, 75392), (20480, 74803), (23560, 65024), (24130, 63488), (24320, 62992), (31496, 48640), (31744, 48260), (32512, 47120), (37696, 40640), (38608, 39680), (38912, 39370)]