15661695440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{1583}}^1$

素因数の和:1921

約数の個数: 160

約数和(自身を含む): 40163143680

約数和(自身を除く): 24501448240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 283, 304, 368, 380, 437, 460, 566, 760, 874, 920, 1132, 1415, 1520, 1583, 1748, 1840, 2185, 2264, 2830, 3166, 3496, 4370, 4528, 5377, 5660, 6332, 6509, 6992, 7915, 8740, 10754, 11320, 12664, 13018, 15830, 17480, 21508, 22640, 25328, 26036, 26885, 30077, 31660, 32545, 34960, 36409, 43016, 52072, 53770, 60154, 63320, 65090, 72818, 86032, 104144, 107540, 120308, 123671, 126640, 130180, 145636, 150385, 182045, 215080, 240616, 247342, 260360, 291272, 300770, 364090, 430160, 447989, 481232, 494684, 520720, 582544, 601540, 618355, 691771, 728180, 895978, 989368, 1203080, 1236710, 1383542, 1456360, 1791956, 1978736, 2239945, 2406160, 2473420, 2767084, 2912720, 3458855, 3583912, 4479890, 4946840, 5534168, 6917710, 7167824, 8511791, 8959780, 9893680, 10303747, 11068336, 13835420, 17023582, 17919560, 20607494, 27670840, 34047164, 35839120, 41214988, 42558955, 51518735, 55341680, 68094328, 82429976, 85117910, 103037470, 136188656, 164859952, 170235820, 195771193, 206074940, 340471640, 391542386, 412149880, 680943280, 783084772, 824299760, 978855965, 1566169544, 1957711930, 3132339088, 3915423860, 7830847720, 15661695440]

約数ペア:

[(1, 15661695440), (2, 7830847720), (4, 3915423860), (5, 3132339088), (8, 1957711930), (10, 1566169544), (16, 978855965), (19, 824299760), (20, 783084772), (23, 680943280), (38, 412149880), (40, 391542386), (46, 340471640), (76, 206074940), (80, 195771193), (92, 170235820), (95, 164859952), (115, 136188656), (152, 103037470), (184, 85117910), (190, 82429976), (230, 68094328), (283, 55341680), (304, 51518735), (368, 42558955), (380, 41214988), (437, 35839120), (460, 34047164), (566, 27670840), (760, 20607494), (874, 17919560), (920, 17023582), (1132, 13835420), (1415, 11068336), (1520, 10303747), (1583, 9893680), (1748, 8959780), (1840, 8511791), (2185, 7167824), (2264, 6917710), (2830, 5534168), (3166, 4946840), (3496, 4479890), (4370, 3583912), (4528, 3458855), (5377, 2912720), (5660, 2767084), (6332, 2473420), (6509, 2406160), (6992, 2239945), (7915, 1978736), (8740, 1791956), (10754, 1456360), (11320, 1383542), (12664, 1236710), (13018, 1203080), (15830, 989368), (17480, 895978), (21508, 728180), (22640, 691771), (25328, 618355), (26036, 601540), (26885, 582544), (30077, 520720), (31660, 494684), (32545, 481232), (34960, 447989), (36409, 430160), (43016, 364090), (52072, 300770), (53770, 291272), (60154, 260360), (63320, 247342), (65090, 240616), (72818, 215080), (86032, 182045), (104144, 150385), (107540, 145636), (120308, 130180), (123671, 126640)]