21497081760

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193877}}^1$

素因数の和:193916

約数の個数: 288

約数和(自身を含む): 91460783232

約数和(自身を除く): 69963701472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 160, 165, 168, 176, 180, 198, 210, 220, 224, 231, 240, 252, 264, 280, 288, 308, 315, 330, 336, 352, 360, 385, 396, 420, 440, 462, 480, 495, 504, 528, 560, 616, 630, 660, 672, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1056, 1120, 1155, 1232, 1260, 1320, 1386, 1440, 1540, 1584, 1680, 1760, 1848, 1980, 2016, 2310, 2464, 2520, 2640, 2772, 3080, 3168, 3360, 3465, 3696, 3960, 4620, 5040, 5280, 5544, 6160, 6930, 7392, 7920, 9240, 10080, 11088, 12320, 13860, 15840, 18480, 22176, 27720, 36960, 55440, 110880, 193877, 387754, 581631, 775508, 969385, 1163262, 1357139, 1551016, 1744893, 1938770, 2132647, 2326524, 2714278, 2908155, 3102032, 3489786, 3877540, 4071417, 4265294, 4653048, 5428556, 5816310, 6204064, 6397941, 6785695, 6979572, 7755080, 8142834, 8530588, 8724465, 9306096, 10663235, 10857112, 11632620, 12214251, 12795882, 13571390, 13959144, 14928529, 15510160, 16285668, 17061176, 17448930, 18612192, 19193823, 20357085, 21326470, 21714224, 23265240, 24428502, 25591764, 27142780, 27918288, 29857058, 31020320, 31989705, 32571336, 34122352, 34897860, 38387646, 40714170, 42652940, 43428448, 44785587, 46530480, 48857004, 51183528, 54285560, 55836576, 59714116, 61071255, 63979410, 65142672, 68244704, 69795720, 74642645, 76775292, 81428340, 85305880, 89571174, 93060960, 95969115, 97714008, 102367056, 108571120, 119428232, 122142510, 127958820, 130285344, 134356761, 139591440, 149285290, 153550584, 162856680, 170611760, 179142348, 191938230, 195428016, 204734112, 217142240, 223927935, 238856464, 244285020, 255917640, 268713522, 279182880, 298570580, 307101168, 325713360, 341223520, 358284696, 383876460, 390856032, 447855870, 477712928, 488570040, 511835280, 537427044, 597141160, 614202336, 651426720, 671783805, 716569392, 767752920, 895711740, 977140080, 1023670560, 1074854088, 1194282320, 1343567610, 1433138784, 1535505840, 1791423480, 1954280160, 2149708176, 2388564640, 2687135220, 3071011680, 3582846960, 4299416352, 5374270440, 7165693920, 10748540880, 21497081760]

約数ペア:

[(1, 21497081760), (2, 10748540880), (3, 7165693920), (4, 5374270440), (5, 4299416352), (6, 3582846960), (7, 3071011680), (8, 2687135220), (9, 2388564640), (10, 2149708176), (11, 1954280160), (12, 1791423480), (14, 1535505840), (15, 1433138784), (16, 1343567610), (18, 1194282320), (20, 1074854088), (21, 1023670560), (22, 977140080), (24, 895711740), (28, 767752920), (30, 716569392), (32, 671783805), (33, 651426720), (35, 614202336), (36, 597141160), (40, 537427044), (42, 511835280), (44, 488570040), (45, 477712928), (48, 447855870), (55, 390856032), (56, 383876460), (60, 358284696), (63, 341223520), (66, 325713360), (70, 307101168), (72, 298570580), (77, 279182880), (80, 268713522), (84, 255917640), (88, 244285020), (90, 238856464), (96, 223927935), (99, 217142240), (105, 204734112), (110, 195428016), (112, 191938230), (120, 179142348), (126, 170611760), (132, 162856680), (140, 153550584), (144, 149285290), (154, 139591440), (160, 134356761), (165, 130285344), (168, 127958820), (176, 122142510), (180, 119428232), (198, 108571120), (210, 102367056), (220, 97714008), (224, 95969115), (231, 93060960), (240, 89571174), (252, 85305880), (264, 81428340), (280, 76775292), (288, 74642645), (308, 69795720), (315, 68244704), (330, 65142672), (336, 63979410), (352, 61071255), (360, 59714116), (385, 55836576), (396, 54285560), (420, 51183528), (440, 48857004), (462, 46530480), (480, 44785587), (495, 43428448), (504, 42652940), (528, 40714170), (560, 38387646), (616, 34897860), (630, 34122352), (660, 32571336), (672, 31989705), (693, 31020320), (720, 29857058), (770, 27918288), (792, 27142780), (840, 25591764), (880, 24428502), (924, 23265240), (990, 21714224), (1008, 21326470), (1056, 20357085), (1120, 19193823), (1155, 18612192), (1232, 17448930), (1260, 17061176), (1320, 16285668), (1386, 15510160), (1440, 14928529), (1540, 13959144), (1584, 13571390), (1680, 12795882), (1760, 12214251), (1848, 11632620), (1980, 10857112), (2016, 10663235), (2310, 9306096), (2464, 8724465), (2520, 8530588), (2640, 8142834), (2772, 7755080), (3080, 6979572), (3168, 6785695), (3360, 6397941), (3465, 6204064), (3696, 5816310), (3960, 5428556), (4620, 4653048), (5040, 4265294), (5280, 4071417), (5544, 3877540), (6160, 3489786), (6930, 3102032), (7392, 2908155), (7920, 2714278), (9240, 2326524), (10080, 2132647), (11088, 1938770), (12320, 1744893), (13860, 1551016), (15840, 1357139), (18480, 1163262), (22176, 969385), (27720, 775508), (36960, 581631), (55440, 387754), (110880, 193877)]