285834640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:190

約数の個数: 240

約数和(自身を含む): 854945280

約数和(自身を除く): 569110640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 71, 79, 80, 91, 98, 104, 112, 130, 140, 142, 158, 182, 196, 208, 245, 260, 280, 284, 316, 355, 364, 392, 395, 455, 490, 497, 520, 553, 560, 568, 632, 637, 710, 728, 784, 790, 910, 923, 980, 994, 1027, 1040, 1106, 1136, 1264, 1274, 1420, 1456, 1580, 1820, 1846, 1960, 1988, 2054, 2212, 2485, 2548, 2765, 2840, 3160, 3185, 3479, 3640, 3692, 3871, 3920, 3976, 4108, 4424, 4615, 4970, 5096, 5135, 5530, 5609, 5680, 6320, 6370, 6461, 6958, 7189, 7280, 7384, 7742, 7952, 8216, 8848, 9230, 9940, 10192, 10270, 11060, 11218, 12740, 12922, 13916, 14378, 14768, 15484, 16432, 17395, 18460, 19355, 19880, 20540, 22120, 22436, 25480, 25844, 27832, 28045, 28756, 30968, 32305, 34790, 35945, 36920, 38710, 39263, 39760, 41080, 44240, 44872, 45227, 50323, 50960, 51688, 55664, 56090, 57512, 61936, 64610, 69580, 71890, 72917, 73840, 77420, 78526, 82160, 89744, 90454, 100646, 103376, 112180, 115024, 129220, 139160, 143780, 145834, 154840, 157052, 180908, 196315, 201292, 224360, 226135, 251615, 258440, 274841, 278320, 287560, 291668, 309680, 314104, 361816, 364585, 392630, 402584, 448720, 452270, 503230, 510419, 516880, 549682, 575120, 583336, 628208, 723632, 729170, 785260, 805168, 904540, 1006460, 1020838, 1099364, 1166672, 1374205, 1458340, 1570520, 1809080, 2012920, 2041676, 2198728, 2552095, 2748410, 2916680, 3141040, 3572933, 3618160, 4025840, 4083352, 4397456, 5104190, 5496820, 5833360, 7145866, 8166704, 10208380, 10993640, 14291732, 17864665, 20416760, 21987280, 28583464, 35729330, 40833520, 57166928, 71458660, 142917320, 285834640]

約数ペア:

[(1, 285834640), (2, 142917320), (4, 71458660), (5, 57166928), (7, 40833520), (8, 35729330), (10, 28583464), (13, 21987280), (14, 20416760), (16, 17864665), (20, 14291732), (26, 10993640), (28, 10208380), (35, 8166704), (40, 7145866), (49, 5833360), (52, 5496820), (56, 5104190), (65, 4397456), (70, 4083352), (71, 4025840), (79, 3618160), (80, 3572933), (91, 3141040), (98, 2916680), (104, 2748410), (112, 2552095), (130, 2198728), (140, 2041676), (142, 2012920), (158, 1809080), (182, 1570520), (196, 1458340), (208, 1374205), (245, 1166672), (260, 1099364), (280, 1020838), (284, 1006460), (316, 904540), (355, 805168), (364, 785260), (392, 729170), (395, 723632), (455, 628208), (490, 583336), (497, 575120), (520, 549682), (553, 516880), (560, 510419), (568, 503230), (632, 452270), (637, 448720), (710, 402584), (728, 392630), (784, 364585), (790, 361816), (910, 314104), (923, 309680), (980, 291668), (994, 287560), (1027, 278320), (1040, 274841), (1106, 258440), (1136, 251615), (1264, 226135), (1274, 224360), (1420, 201292), (1456, 196315), (1580, 180908), (1820, 157052), (1846, 154840), (1960, 145834), (1988, 143780), (2054, 139160), (2212, 129220), (2485, 115024), (2548, 112180), (2765, 103376), (2840, 100646), (3160, 90454), (3185, 89744), (3479, 82160), (3640, 78526), (3692, 77420), (3871, 73840), (3920, 72917), (3976, 71890), (4108, 69580), (4424, 64610), (4615, 61936), (4970, 57512), (5096, 56090), (5135, 55664), (5530, 51688), (5609, 50960), (5680, 50323), (6320, 45227), (6370, 44872), (6461, 44240), (6958, 41080), (7189, 39760), (7280, 39263), (7384, 38710), (7742, 36920), (7952, 35945), (8216, 34790), (8848, 32305), (9230, 30968), (9940, 28756), (10192, 28045), (10270, 27832), (11060, 25844), (11218, 25480), (12740, 22436), (12922, 22120), (13916, 20540), (14378, 19880), (14768, 19355), (15484, 18460), (16432, 17395)]