278094180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 288

約数和(自身を含む): 1008951552

約数和(自身を除く): 730857372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 53, 60, 62, 65, 70, 78, 84, 91, 93, 105, 106, 124, 130, 140, 155, 156, 159, 182, 186, 195, 210, 212, 217, 260, 265, 273, 310, 318, 364, 371, 372, 390, 403, 420, 434, 455, 465, 530, 546, 620, 636, 651, 689, 742, 780, 795, 806, 868, 910, 930, 961, 1060, 1085, 1092, 1113, 1209, 1302, 1365, 1378, 1484, 1590, 1612, 1643, 1820, 1855, 1860, 1922, 2015, 2067, 2170, 2226, 2418, 2604, 2730, 2756, 2821, 2883, 3180, 3255, 3286, 3445, 3710, 3844, 4030, 4134, 4340, 4452, 4805, 4823, 4836, 4929, 5460, 5565, 5642, 5766, 6045, 6510, 6572, 6727, 6890, 7420, 8060, 8215, 8268, 8463, 9610, 9646, 9858, 10335, 11130, 11284, 11501, 11532, 12090, 12493, 13020, 13454, 13780, 14105, 14415, 14469, 16430, 16926, 19220, 19292, 19716, 20181, 20670, 21359, 22260, 23002, 24115, 24180, 24645, 24986, 26908, 28210, 28830, 28938, 32860, 33635, 33852, 34503, 37479, 40362, 41340, 42315, 42718, 46004, 48230, 49290, 49972, 50933, 56420, 57505, 57660, 57876, 62465, 64077, 67270, 69006, 72345, 74958, 80724, 84630, 85436, 87451, 96460, 98580, 100905, 101866, 106795, 115010, 124930, 128154, 134540, 138012, 144690, 149513, 149916, 152799, 169260, 172515, 174902, 187395, 201810, 203732, 213590, 230020, 249860, 254665, 256308, 262353, 289380, 299026, 305598, 320385, 345030, 349804, 356531, 374790, 403620, 427180, 437255, 448539, 509330, 524706, 598052, 611196, 640770, 662129, 690060, 713062, 747565, 749580, 763995, 874510, 897078, 1018660, 1049412, 1069593, 1281540, 1311765, 1324258, 1426124, 1495130, 1527990, 1749020, 1782655, 1794156, 1986387, 2139186, 2242695, 2623530, 2648516, 2990260, 3055980, 3310645, 3565310, 3972774, 4278372, 4485390, 4634903, 5247060, 5347965, 6621290, 7130620, 7945548, 8970780, 9269806, 9931935, 10695930, 13242580, 13904709, 18539612, 19863870, 21391860, 23174515, 27809418, 39727740, 46349030, 55618836, 69523545, 92698060, 139047090, 278094180]

約数ペア:

[(1, 278094180), (2, 139047090), (3, 92698060), (4, 69523545), (5, 55618836), (6, 46349030), (7, 39727740), (10, 27809418), (12, 23174515), (13, 21391860), (14, 19863870), (15, 18539612), (20, 13904709), (21, 13242580), (26, 10695930), (28, 9931935), (30, 9269806), (31, 8970780), (35, 7945548), (39, 7130620), (42, 6621290), (52, 5347965), (53, 5247060), (60, 4634903), (62, 4485390), (65, 4278372), (70, 3972774), (78, 3565310), (84, 3310645), (91, 3055980), (93, 2990260), (105, 2648516), (106, 2623530), (124, 2242695), (130, 2139186), (140, 1986387), (155, 1794156), (156, 1782655), (159, 1749020), (182, 1527990), (186, 1495130), (195, 1426124), (210, 1324258), (212, 1311765), (217, 1281540), (260, 1069593), (265, 1049412), (273, 1018660), (310, 897078), (318, 874510), (364, 763995), (371, 749580), (372, 747565), (390, 713062), (403, 690060), (420, 662129), (434, 640770), (455, 611196), (465, 598052), (530, 524706), (546, 509330), (620, 448539), (636, 437255), (651, 427180), (689, 403620), (742, 374790), (780, 356531), (795, 349804), (806, 345030), (868, 320385), (910, 305598), (930, 299026), (961, 289380), (1060, 262353), (1085, 256308), (1092, 254665), (1113, 249860), (1209, 230020), (1302, 213590), (1365, 203732), (1378, 201810), (1484, 187395), (1590, 174902), (1612, 172515), (1643, 169260), (1820, 152799), (1855, 149916), (1860, 149513), (1922, 144690), (2015, 138012), (2067, 134540), (2170, 128154), (2226, 124930), (2418, 115010), (2604, 106795), (2730, 101866), (2756, 100905), (2821, 98580), (2883, 96460), (3180, 87451), (3255, 85436), (3286, 84630), (3445, 80724), (3710, 74958), (3844, 72345), (4030, 69006), (4134, 67270), (4340, 64077), (4452, 62465), (4805, 57876), (4823, 57660), (4836, 57505), (4929, 56420), (5460, 50933), (5565, 49972), (5642, 49290), (5766, 48230), (6045, 46004), (6510, 42718), (6572, 42315), (6727, 41340), (6890, 40362), (7420, 37479), (8060, 34503), (8215, 33852), (8268, 33635), (8463, 32860), (9610, 28938), (9646, 28830), (9858, 28210), (10335, 26908), (11130, 24986), (11284, 24645), (11501, 24180), (11532, 24115), (12090, 23002), (12493, 22260), (13020, 21359), (13454, 20670), (13780, 20181), (14105, 19716), (14415, 19292), (14469, 19220), (16430, 16926)]