15645840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 160

約数和(自身を含む): 56663040

約数和(自身を除く): 41017200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 67, 70, 80, 84, 105, 112, 120, 134, 139, 140, 168, 201, 210, 240, 268, 278, 280, 335, 336, 402, 417, 420, 469, 536, 556, 560, 670, 695, 804, 834, 840, 938, 973, 1005, 1072, 1112, 1340, 1390, 1407, 1608, 1668, 1680, 1876, 1946, 2010, 2085, 2224, 2345, 2680, 2780, 2814, 2919, 3216, 3336, 3752, 3892, 4020, 4170, 4690, 4865, 5360, 5560, 5628, 5838, 6672, 7035, 7504, 7784, 8040, 8340, 9313, 9380, 9730, 11120, 11256, 11676, 14070, 14595, 15568, 16080, 16680, 18626, 18760, 19460, 22512, 23352, 27939, 28140, 29190, 33360, 37252, 37520, 38920, 46565, 46704, 55878, 56280, 58380, 65191, 74504, 77840, 93130, 111756, 112560, 116760, 130382, 139695, 149008, 186260, 195573, 223512, 233520, 260764, 279390, 325955, 372520, 391146, 447024, 521528, 558780, 651910, 745040, 782292, 977865, 1043056, 1117560, 1303820, 1564584, 1955730, 2235120, 2607640, 3129168, 3911460, 5215280, 7822920, 15645840]

約数ペア:

[(1, 15645840), (2, 7822920), (3, 5215280), (4, 3911460), (5, 3129168), (6, 2607640), (7, 2235120), (8, 1955730), (10, 1564584), (12, 1303820), (14, 1117560), (15, 1043056), (16, 977865), (20, 782292), (21, 745040), (24, 651910), (28, 558780), (30, 521528), (35, 447024), (40, 391146), (42, 372520), (48, 325955), (56, 279390), (60, 260764), (67, 233520), (70, 223512), (80, 195573), (84, 186260), (105, 149008), (112, 139695), (120, 130382), (134, 116760), (139, 112560), (140, 111756), (168, 93130), (201, 77840), (210, 74504), (240, 65191), (268, 58380), (278, 56280), (280, 55878), (335, 46704), (336, 46565), (402, 38920), (417, 37520), (420, 37252), (469, 33360), (536, 29190), (556, 28140), (560, 27939), (670, 23352), (695, 22512), (804, 19460), (834, 18760), (840, 18626), (938, 16680), (973, 16080), (1005, 15568), (1072, 14595), (1112, 14070), (1340, 11676), (1390, 11256), (1407, 11120), (1608, 9730), (1668, 9380), (1680, 9313), (1876, 8340), (1946, 8040), (2010, 7784), (2085, 7504), (2224, 7035), (2345, 6672), (2680, 5838), (2780, 5628), (2814, 5560), (2919, 5360), (3216, 4865), (3336, 4690), (3752, 4170), (3892, 4020)]