21951486720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{1753}}^1$

素因数の和:2867

約数の個数: 216

約数和(自身を含む): 76063094016

約数和(自身を除く): 54111607296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1087, 1152, 1280, 1440, 1753, 1920, 2174, 2304, 2880, 3261, 3506, 3840, 4348, 5259, 5435, 5760, 6522, 7012, 8696, 8765, 9783, 10518, 10870, 11520, 13044, 14024, 15777, 16305, 17392, 17530, 19566, 21036, 21740, 26088, 26295, 28048, 31554, 32610, 34784, 35060, 39132, 42072, 43480, 48915, 52176, 52590, 56096, 63108, 65220, 69568, 70120, 78264, 78885, 84144, 86960, 97830, 104352, 105180, 112192, 126216, 130440, 139136, 140240, 156528, 157770, 168288, 173920, 195660, 208704, 210360, 224384, 252432, 260880, 278272, 280480, 313056, 315540, 336576, 347840, 391320, 417408, 420720, 448768, 504864, 521760, 560960, 626112, 631080, 673152, 695680, 782640, 834816, 841440, 1009728, 1043520, 1121920, 1252224, 1262160, 1346304, 1391360, 1565280, 1682880, 1905511, 2019456, 2087040, 2243840, 2504448, 2524320, 3130560, 3365760, 3811022, 4038912, 4174080, 5048640, 5716533, 6261120, 6731520, 7622044, 9527555, 10097280, 11433066, 12522240, 15244088, 17149599, 19055110, 20194560, 22866132, 28582665, 30488176, 34299198, 38110220, 45732264, 57165330, 60976352, 68598396, 76220440, 85747995, 91464528, 114330660, 121952704, 137196792, 152440880, 171495990, 182929056, 228661320, 243905408, 274393584, 304881760, 342991980, 365858112, 457322640, 487810816, 548787168, 609763520, 685983960, 731716224, 914645280, 1097574336, 1219527040, 1371967920, 1463432448, 1829290560, 2195148672, 2439054080, 2743935840, 3658581120, 4390297344, 5487871680, 7317162240, 10975743360, 21951486720]

約数ペア:

[(1, 21951486720), (2, 10975743360), (3, 7317162240), (4, 5487871680), (5, 4390297344), (6, 3658581120), (8, 2743935840), (9, 2439054080), (10, 2195148672), (12, 1829290560), (15, 1463432448), (16, 1371967920), (18, 1219527040), (20, 1097574336), (24, 914645280), (30, 731716224), (32, 685983960), (36, 609763520), (40, 548787168), (45, 487810816), (48, 457322640), (60, 365858112), (64, 342991980), (72, 304881760), (80, 274393584), (90, 243905408), (96, 228661320), (120, 182929056), (128, 171495990), (144, 152440880), (160, 137196792), (180, 121952704), (192, 114330660), (240, 91464528), (256, 85747995), (288, 76220440), (320, 68598396), (360, 60976352), (384, 57165330), (480, 45732264), (576, 38110220), (640, 34299198), (720, 30488176), (768, 28582665), (960, 22866132), (1087, 20194560), (1152, 19055110), (1280, 17149599), (1440, 15244088), (1753, 12522240), (1920, 11433066), (2174, 10097280), (2304, 9527555), (2880, 7622044), (3261, 6731520), (3506, 6261120), (3840, 5716533), (4348, 5048640), (5259, 4174080), (5435, 4038912), (5760, 3811022), (6522, 3365760), (7012, 3130560), (8696, 2524320), (8765, 2504448), (9783, 2243840), (10518, 2087040), (10870, 2019456), (11520, 1905511), (13044, 1682880), (14024, 1565280), (15777, 1391360), (16305, 1346304), (17392, 1262160), (17530, 1252224), (19566, 1121920), (21036, 1043520), (21740, 1009728), (26088, 841440), (26295, 834816), (28048, 782640), (31554, 695680), (32610, 673152), (34784, 631080), (35060, 626112), (39132, 560960), (42072, 521760), (43480, 504864), (48915, 448768), (52176, 420720), (52590, 417408), (56096, 391320), (63108, 347840), (65220, 336576), (69568, 315540), (70120, 313056), (78264, 280480), (78885, 278272), (84144, 260880), (86960, 252432), (97830, 224384), (104352, 210360), (105180, 208704), (112192, 195660), (126216, 173920), (130440, 168288), (139136, 157770), (140240, 156528)]