15938819260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{701}}^1$

素因数の和:805

約数の個数: 216

約数和(自身を含む): 42862423968

約数和(自身を除く): 26923604708

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 169, 182, 217, 260, 310, 338, 364, 403, 434, 455, 620, 676, 701, 806, 845, 868, 910, 961, 1085, 1183, 1402, 1612, 1690, 1820, 1922, 2015, 2170, 2366, 2804, 2821, 3380, 3505, 3844, 4030, 4340, 4732, 4805, 4907, 5239, 5642, 5915, 6727, 7010, 8060, 9113, 9610, 9814, 10478, 11284, 11830, 12493, 13454, 14020, 14105, 18226, 19220, 19628, 20956, 21731, 23660, 24535, 24986, 26195, 26908, 28210, 33635, 36452, 36673, 43462, 45565, 49070, 49972, 52390, 56420, 62465, 63791, 67270, 73346, 86924, 87451, 91130, 98140, 104780, 108655, 118469, 124930, 127582, 134540, 146692, 152117, 162409, 174902, 182260, 183365, 217310, 236938, 249860, 255164, 282503, 304234, 318955, 324818, 349804, 366730, 434620, 437255, 473876, 565006, 592345, 608468, 637910, 649636, 673661, 733460, 760585, 812045, 829283, 874510, 1130012, 1136863, 1184690, 1275820, 1347322, 1412515, 1521170, 1624090, 1658566, 1749020, 1977521, 2273726, 2369380, 2694644, 2825030, 3042340, 3248180, 3317132, 3368305, 3672539, 3955042, 4146415, 4547452, 4715627, 5650060, 5684315, 6736610, 7345078, 7910084, 8292830, 8757593, 9431254, 9887605, 11368630, 13473220, 14690156, 16585660, 17515186, 18362695, 18862508, 19775210, 22737260, 23578135, 25707773, 35030372, 36725390, 39550420, 43787965, 47156270, 51415546, 61303151, 73450780, 87575930, 94312540, 102831092, 113848709, 122606302, 128538865, 175151860, 227697418, 245212604, 257077730, 306515755, 455394836, 514155460, 569243545, 613031510, 796940963, 1138487090, 1226063020, 1593881926, 2276974180, 3187763852, 3984704815, 7969409630, 15938819260]

約数ペア:

[(1, 15938819260), (2, 7969409630), (4, 3984704815), (5, 3187763852), (7, 2276974180), (10, 1593881926), (13, 1226063020), (14, 1138487090), (20, 796940963), (26, 613031510), (28, 569243545), (31, 514155460), (35, 455394836), (52, 306515755), (62, 257077730), (65, 245212604), (70, 227697418), (91, 175151860), (124, 128538865), (130, 122606302), (140, 113848709), (155, 102831092), (169, 94312540), (182, 87575930), (217, 73450780), (260, 61303151), (310, 51415546), (338, 47156270), (364, 43787965), (403, 39550420), (434, 36725390), (455, 35030372), (620, 25707773), (676, 23578135), (701, 22737260), (806, 19775210), (845, 18862508), (868, 18362695), (910, 17515186), (961, 16585660), (1085, 14690156), (1183, 13473220), (1402, 11368630), (1612, 9887605), (1690, 9431254), (1820, 8757593), (1922, 8292830), (2015, 7910084), (2170, 7345078), (2366, 6736610), (2804, 5684315), (2821, 5650060), (3380, 4715627), (3505, 4547452), (3844, 4146415), (4030, 3955042), (4340, 3672539), (4732, 3368305), (4805, 3317132), (4907, 3248180), (5239, 3042340), (5642, 2825030), (5915, 2694644), (6727, 2369380), (7010, 2273726), (8060, 1977521), (9113, 1749020), (9610, 1658566), (9814, 1624090), (10478, 1521170), (11284, 1412515), (11830, 1347322), (12493, 1275820), (13454, 1184690), (14020, 1136863), (14105, 1130012), (18226, 874510), (19220, 829283), (19628, 812045), (20956, 760585), (21731, 733460), (23660, 673661), (24535, 649636), (24986, 637910), (26195, 608468), (26908, 592345), (28210, 565006), (33635, 473876), (36452, 437255), (36673, 434620), (43462, 366730), (45565, 349804), (49070, 324818), (49972, 318955), (52390, 304234), (56420, 282503), (62465, 255164), (63791, 249860), (67270, 236938), (73346, 217310), (86924, 183365), (87451, 182260), (91130, 174902), (98140, 162409), (104780, 152117), (108655, 146692), (118469, 134540), (124930, 127582)]