55867920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:417

約数の個数: 160

約数和(自身を含む): 187488000

約数和(自身を除く): 131620080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 40, 46, 48, 58, 60, 69, 80, 87, 92, 115, 116, 120, 138, 145, 174, 184, 230, 232, 240, 276, 290, 345, 348, 349, 368, 435, 460, 464, 552, 580, 667, 690, 696, 698, 870, 920, 1047, 1104, 1160, 1334, 1380, 1392, 1396, 1740, 1745, 1840, 2001, 2094, 2320, 2668, 2760, 2792, 3335, 3480, 3490, 4002, 4188, 5235, 5336, 5520, 5584, 6670, 6960, 6980, 8004, 8027, 8376, 10005, 10121, 10470, 10672, 13340, 13960, 16008, 16054, 16752, 20010, 20242, 20940, 24081, 26680, 27920, 30363, 32016, 32108, 40020, 40135, 40484, 41880, 48162, 50605, 53360, 60726, 64216, 80040, 80270, 80968, 83760, 96324, 101210, 120405, 121452, 128432, 151815, 160080, 160540, 161936, 192648, 202420, 232783, 240810, 242904, 303630, 321080, 385296, 404840, 465566, 481620, 485808, 607260, 642160, 698349, 809680, 931132, 963240, 1163915, 1214520, 1396698, 1862264, 1926480, 2327830, 2429040, 2793396, 3491745, 3724528, 4655660, 5586792, 6983490, 9311320, 11173584, 13966980, 18622640, 27933960, 55867920]

約数ペア:

[(1, 55867920), (2, 27933960), (3, 18622640), (4, 13966980), (5, 11173584), (6, 9311320), (8, 6983490), (10, 5586792), (12, 4655660), (15, 3724528), (16, 3491745), (20, 2793396), (23, 2429040), (24, 2327830), (29, 1926480), (30, 1862264), (40, 1396698), (46, 1214520), (48, 1163915), (58, 963240), (60, 931132), (69, 809680), (80, 698349), (87, 642160), (92, 607260), (115, 485808), (116, 481620), (120, 465566), (138, 404840), (145, 385296), (174, 321080), (184, 303630), (230, 242904), (232, 240810), (240, 232783), (276, 202420), (290, 192648), (345, 161936), (348, 160540), (349, 160080), (368, 151815), (435, 128432), (460, 121452), (464, 120405), (552, 101210), (580, 96324), (667, 83760), (690, 80968), (696, 80270), (698, 80040), (870, 64216), (920, 60726), (1047, 53360), (1104, 50605), (1160, 48162), (1334, 41880), (1380, 40484), (1392, 40135), (1396, 40020), (1740, 32108), (1745, 32016), (1840, 30363), (2001, 27920), (2094, 26680), (2320, 24081), (2668, 20940), (2760, 20242), (2792, 20010), (3335, 16752), (3480, 16054), (3490, 16008), (4002, 13960), (4188, 13340), (5235, 10672), (5336, 10470), (5520, 10121), (5584, 10005), (6670, 8376), (6960, 8027), (6980, 8004)]