20853189120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{87589}}^1$

素因数の和:87646

約数の個数: 160

約数和(自身を含む): 68816309760

約数和(自身を除く): 47963120640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1536, 1860, 1920, 1984, 2480, 2560, 2976, 3720, 3840, 3968, 4960, 5952, 7440, 7680, 7936, 9920, 11904, 14880, 15872, 19840, 23808, 29760, 39680, 47616, 59520, 79360, 87589, 119040, 175178, 238080, 262767, 350356, 437945, 525534, 700712, 875890, 1051068, 1313835, 1401424, 1751780, 2102136, 2627670, 2715259, 2802848, 3503560, 4204272, 5255340, 5430518, 5605696, 7007120, 8145777, 8408544, 10510680, 10861036, 11211392, 13576295, 14014240, 16291554, 16817088, 21021360, 21722072, 22422784, 27152590, 28028480, 32583108, 33634176, 40728885, 42042720, 43444144, 44845568, 54305180, 56056960, 65166216, 67268352, 81457770, 84085440, 86888288, 108610360, 112113920, 130332432, 134536704, 162915540, 168170880, 173776576, 217220720, 224227840, 260664864, 325831080, 336341760, 347553152, 434441440, 521329728, 651662160, 672683520, 695106304, 868882880, 1042659456, 1303324320, 1390212608, 1737765760, 2085318912, 2606648640, 3475531520, 4170637824, 5213297280, 6951063040, 10426594560, 20853189120]

約数ペア:

[(1, 20853189120), (2, 10426594560), (3, 6951063040), (4, 5213297280), (5, 4170637824), (6, 3475531520), (8, 2606648640), (10, 2085318912), (12, 1737765760), (15, 1390212608), (16, 1303324320), (20, 1042659456), (24, 868882880), (30, 695106304), (31, 672683520), (32, 651662160), (40, 521329728), (48, 434441440), (60, 347553152), (62, 336341760), (64, 325831080), (80, 260664864), (93, 224227840), (96, 217220720), (120, 173776576), (124, 168170880), (128, 162915540), (155, 134536704), (160, 130332432), (186, 112113920), (192, 108610360), (240, 86888288), (248, 84085440), (256, 81457770), (310, 67268352), (320, 65166216), (372, 56056960), (384, 54305180), (465, 44845568), (480, 43444144), (496, 42042720), (512, 40728885), (620, 33634176), (640, 32583108), (744, 28028480), (768, 27152590), (930, 22422784), (960, 21722072), (992, 21021360), (1240, 16817088), (1280, 16291554), (1488, 14014240), (1536, 13576295), (1860, 11211392), (1920, 10861036), (1984, 10510680), (2480, 8408544), (2560, 8145777), (2976, 7007120), (3720, 5605696), (3840, 5430518), (3968, 5255340), (4960, 4204272), (5952, 3503560), (7440, 2802848), (7680, 2715259), (7936, 2627670), (9920, 2102136), (11904, 1751780), (14880, 1401424), (15872, 1313835), (19840, 1051068), (23808, 875890), (29760, 700712), (39680, 525534), (47616, 437945), (59520, 350356), (79360, 262767), (87589, 238080), (119040, 175178)]