208312960

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:538

約数の個数: 128

約数和(自身を含む): 539539200

約数和(自身を除く): 331226240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 128, 148, 152, 160, 185, 190, 296, 304, 320, 370, 380, 463, 592, 608, 640, 703, 740, 760, 926, 1184, 1216, 1406, 1480, 1520, 1852, 2315, 2368, 2432, 2812, 2960, 3040, 3515, 3704, 4630, 4736, 5624, 5920, 6080, 7030, 7408, 8797, 9260, 11248, 11840, 12160, 14060, 14816, 17131, 17594, 18520, 22496, 23680, 28120, 29632, 34262, 35188, 37040, 43985, 44992, 56240, 59264, 68524, 70376, 74080, 85655, 87970, 89984, 112480, 137048, 140752, 148160, 171310, 175940, 224960, 274096, 281504, 296320, 325489, 342620, 351880, 449920, 548192, 563008, 650978, 685240, 703760, 1096384, 1126016, 1301956, 1370480, 1407520, 1627445, 2192768, 2603912, 2740960, 2815040, 3254890, 5207824, 5481920, 5630080, 6509780, 10415648, 10963840, 13019560, 20831296, 26039120, 41662592, 52078240, 104156480, 208312960]

約数ペア:

[(1, 208312960), (2, 104156480), (4, 52078240), (5, 41662592), (8, 26039120), (10, 20831296), (16, 13019560), (19, 10963840), (20, 10415648), (32, 6509780), (37, 5630080), (38, 5481920), (40, 5207824), (64, 3254890), (74, 2815040), (76, 2740960), (80, 2603912), (95, 2192768), (128, 1627445), (148, 1407520), (152, 1370480), (160, 1301956), (185, 1126016), (190, 1096384), (296, 703760), (304, 685240), (320, 650978), (370, 563008), (380, 548192), (463, 449920), (592, 351880), (608, 342620), (640, 325489), (703, 296320), (740, 281504), (760, 274096), (926, 224960), (1184, 175940), (1216, 171310), (1406, 148160), (1480, 140752), (1520, 137048), (1852, 112480), (2315, 89984), (2368, 87970), (2432, 85655), (2812, 74080), (2960, 70376), (3040, 68524), (3515, 59264), (3704, 56240), (4630, 44992), (4736, 43985), (5624, 37040), (5920, 35188), (6080, 34262), (7030, 29632), (7408, 28120), (8797, 23680), (9260, 22496), (11248, 18520), (11840, 17594), (12160, 17131), (14060, 14816)]