284256720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1889}}^1$

素因数の和:1938

約数の個数: 240

約数和(自身を含む): 1096804800

約数和(自身を除く): 812548080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 30, 33, 36, 38, 40, 44, 45, 48, 55, 57, 60, 66, 72, 76, 80, 88, 90, 95, 99, 110, 114, 120, 132, 144, 152, 165, 171, 176, 180, 190, 198, 209, 220, 228, 240, 264, 285, 304, 330, 342, 360, 380, 396, 418, 440, 456, 495, 528, 570, 627, 660, 684, 720, 760, 792, 836, 855, 880, 912, 990, 1045, 1140, 1254, 1320, 1368, 1520, 1584, 1672, 1710, 1881, 1889, 1980, 2090, 2280, 2508, 2640, 2736, 3135, 3344, 3420, 3762, 3778, 3960, 4180, 4560, 5016, 5667, 6270, 6840, 7524, 7556, 7920, 8360, 9405, 9445, 10032, 11334, 12540, 13680, 15048, 15112, 16720, 17001, 18810, 18890, 20779, 22668, 25080, 28335, 30096, 30224, 34002, 35891, 37620, 37780, 41558, 45336, 50160, 56670, 62337, 68004, 71782, 75240, 75560, 83116, 85005, 90672, 103895, 107673, 113340, 124674, 136008, 143564, 150480, 151120, 166232, 170010, 179455, 187011, 207790, 215346, 226680, 249348, 272016, 287128, 311685, 323019, 332464, 340020, 358910, 374022, 394801, 415580, 430692, 453360, 498696, 538365, 574256, 623370, 646038, 680040, 717820, 748044, 789602, 831160, 861384, 935055, 997392, 1076730, 1184403, 1246740, 1292076, 1360080, 1435640, 1496088, 1579204, 1615095, 1662320, 1722768, 1870110, 1974005, 2153460, 2368806, 2493480, 2584152, 2871280, 2992176, 3158408, 3230190, 3553209, 3740220, 3948010, 4306920, 4737612, 4986960, 5168304, 5922015, 6316816, 6460380, 7106418, 7480440, 7896020, 8613840, 9475224, 11844030, 12920760, 14212836, 14960880, 15792040, 17766045, 18950448, 23688060, 25841520, 28425672, 31584080, 35532090, 47376120, 56851344, 71064180, 94752240, 142128360, 284256720]

約数ペア:

[(1, 284256720), (2, 142128360), (3, 94752240), (4, 71064180), (5, 56851344), (6, 47376120), (8, 35532090), (9, 31584080), (10, 28425672), (11, 25841520), (12, 23688060), (15, 18950448), (16, 17766045), (18, 15792040), (19, 14960880), (20, 14212836), (22, 12920760), (24, 11844030), (30, 9475224), (33, 8613840), (36, 7896020), (38, 7480440), (40, 7106418), (44, 6460380), (45, 6316816), (48, 5922015), (55, 5168304), (57, 4986960), (60, 4737612), (66, 4306920), (72, 3948010), (76, 3740220), (80, 3553209), (88, 3230190), (90, 3158408), (95, 2992176), (99, 2871280), (110, 2584152), (114, 2493480), (120, 2368806), (132, 2153460), (144, 1974005), (152, 1870110), (165, 1722768), (171, 1662320), (176, 1615095), (180, 1579204), (190, 1496088), (198, 1435640), (209, 1360080), (220, 1292076), (228, 1246740), (240, 1184403), (264, 1076730), (285, 997392), (304, 935055), (330, 861384), (342, 831160), (360, 789602), (380, 748044), (396, 717820), (418, 680040), (440, 646038), (456, 623370), (495, 574256), (528, 538365), (570, 498696), (627, 453360), (660, 430692), (684, 415580), (720, 394801), (760, 374022), (792, 358910), (836, 340020), (855, 332464), (880, 323019), (912, 311685), (990, 287128), (1045, 272016), (1140, 249348), (1254, 226680), (1320, 215346), (1368, 207790), (1520, 187011), (1584, 179455), (1672, 170010), (1710, 166232), (1881, 151120), (1889, 150480), (1980, 143564), (2090, 136008), (2280, 124674), (2508, 113340), (2640, 107673), (2736, 103895), (3135, 90672), (3344, 85005), (3420, 83116), (3762, 75560), (3778, 75240), (3960, 71782), (4180, 68004), (4560, 62337), (5016, 56670), (5667, 50160), (6270, 45336), (6840, 41558), (7524, 37780), (7556, 37620), (7920, 35891), (8360, 34002), (9405, 30224), (9445, 30096), (10032, 28335), (11334, 25080), (12540, 22668), (13680, 20779), (15048, 18890), (15112, 18810), (16720, 17001)]