217543920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4337}}^1$

素因数の和:4383

約数の個数: 160

約数和(自身を含む): 774593280

約数和(自身を除く): 557049360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 33, 38, 40, 44, 48, 55, 57, 60, 66, 76, 80, 88, 95, 110, 114, 120, 132, 152, 165, 176, 190, 209, 220, 228, 240, 264, 285, 304, 330, 380, 418, 440, 456, 528, 570, 627, 660, 760, 836, 880, 912, 1045, 1140, 1254, 1320, 1520, 1672, 2090, 2280, 2508, 2640, 3135, 3344, 4180, 4337, 4560, 5016, 6270, 8360, 8674, 10032, 12540, 13011, 16720, 17348, 21685, 25080, 26022, 34696, 43370, 47707, 50160, 52044, 65055, 69392, 82403, 86740, 95414, 104088, 130110, 143121, 164806, 173480, 190828, 208176, 238535, 247209, 260220, 286242, 329612, 346960, 381656, 412015, 477070, 494418, 520440, 572484, 659224, 715605, 763312, 824030, 906433, 954140, 988836, 1040880, 1144968, 1236045, 1318448, 1431210, 1648060, 1812866, 1908280, 1977672, 2289936, 2472090, 2719299, 2862420, 3296120, 3625732, 3816560, 3955344, 4532165, 4944180, 5438598, 5724840, 6592240, 7251464, 9064330, 9888360, 10877196, 11449680, 13596495, 14502928, 18128660, 19776720, 21754392, 27192990, 36257320, 43508784, 54385980, 72514640, 108771960, 217543920]

約数ペア:

[(1, 217543920), (2, 108771960), (3, 72514640), (4, 54385980), (5, 43508784), (6, 36257320), (8, 27192990), (10, 21754392), (11, 19776720), (12, 18128660), (15, 14502928), (16, 13596495), (19, 11449680), (20, 10877196), (22, 9888360), (24, 9064330), (30, 7251464), (33, 6592240), (38, 5724840), (40, 5438598), (44, 4944180), (48, 4532165), (55, 3955344), (57, 3816560), (60, 3625732), (66, 3296120), (76, 2862420), (80, 2719299), (88, 2472090), (95, 2289936), (110, 1977672), (114, 1908280), (120, 1812866), (132, 1648060), (152, 1431210), (165, 1318448), (176, 1236045), (190, 1144968), (209, 1040880), (220, 988836), (228, 954140), (240, 906433), (264, 824030), (285, 763312), (304, 715605), (330, 659224), (380, 572484), (418, 520440), (440, 494418), (456, 477070), (528, 412015), (570, 381656), (627, 346960), (660, 329612), (760, 286242), (836, 260220), (880, 247209), (912, 238535), (1045, 208176), (1140, 190828), (1254, 173480), (1320, 164806), (1520, 143121), (1672, 130110), (2090, 104088), (2280, 95414), (2508, 86740), (2640, 82403), (3135, 69392), (3344, 65055), (4180, 52044), (4337, 50160), (4560, 47707), (5016, 43370), (6270, 34696), (8360, 26022), (8674, 25080), (10032, 21685), (12540, 17348), (13011, 16720)]