28107360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 144

約数和(自身を含む): 97297200

約数和(自身を除く): 69189840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 131, 144, 149, 160, 180, 240, 262, 288, 298, 360, 393, 447, 480, 524, 596, 655, 720, 745, 786, 894, 1048, 1179, 1192, 1310, 1341, 1440, 1490, 1572, 1788, 1965, 2096, 2235, 2358, 2384, 2620, 2682, 2980, 3144, 3576, 3930, 4192, 4470, 4716, 4768, 5240, 5364, 5895, 5960, 6288, 6705, 7152, 7860, 8940, 9432, 10480, 10728, 11790, 11920, 12576, 13410, 14304, 15720, 17880, 18864, 19519, 20960, 21456, 23580, 23840, 26820, 31440, 35760, 37728, 39038, 42912, 47160, 53640, 58557, 62880, 71520, 78076, 94320, 97595, 107280, 117114, 156152, 175671, 188640, 195190, 214560, 234228, 292785, 312304, 351342, 390380, 468456, 585570, 624608, 702684, 780760, 878355, 936912, 1171140, 1405368, 1561520, 1756710, 1873824, 2342280, 2810736, 3123040, 3513420, 4684560, 5621472, 7026840, 9369120, 14053680, 28107360]

約数ペア:

[(1, 28107360), (2, 14053680), (3, 9369120), (4, 7026840), (5, 5621472), (6, 4684560), (8, 3513420), (9, 3123040), (10, 2810736), (12, 2342280), (15, 1873824), (16, 1756710), (18, 1561520), (20, 1405368), (24, 1171140), (30, 936912), (32, 878355), (36, 780760), (40, 702684), (45, 624608), (48, 585570), (60, 468456), (72, 390380), (80, 351342), (90, 312304), (96, 292785), (120, 234228), (131, 214560), (144, 195190), (149, 188640), (160, 175671), (180, 156152), (240, 117114), (262, 107280), (288, 97595), (298, 94320), (360, 78076), (393, 71520), (447, 62880), (480, 58557), (524, 53640), (596, 47160), (655, 42912), (720, 39038), (745, 37728), (786, 35760), (894, 31440), (1048, 26820), (1179, 23840), (1192, 23580), (1310, 21456), (1341, 20960), (1440, 19519), (1490, 18864), (1572, 17880), (1788, 15720), (1965, 14304), (2096, 13410), (2235, 12576), (2358, 11920), (2384, 11790), (2620, 10728), (2682, 10480), (2980, 9432), (3144, 8940), (3576, 7860), (3930, 7152), (4192, 6705), (4470, 6288), (4716, 5960), (4768, 5895), (5240, 5364)]