208812240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3187}}^1$

素因数の和:3226

約数の個数: 240

約数和(自身を含む): 863361408

約数和(自身を除く): 654549168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3187, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6374, 6552, 7280, 8190, 9360, 9561, 10920, 12748, 13104, 15935, 16380, 19122, 21840, 22309, 25496, 28683, 31870, 32760, 38244, 41431, 44618, 47805, 50992, 57366, 63740, 65520, 66927, 76488, 82862, 89236, 95610, 111545, 114732, 124293, 127480, 133854, 143415, 152976, 165724, 178472, 191220, 200781, 207155, 223090, 229464, 248586, 254960, 267708, 286830, 290017, 331448, 334635, 356944, 372879, 382440, 401562, 414310, 446180, 458928, 497172, 535416, 573660, 580034, 621465, 662896, 669270, 745758, 764880, 803124, 828620, 870051, 892360, 994344, 1003905, 1070832, 1147320, 1160068, 1242930, 1338540, 1450085, 1491516, 1606248, 1657240, 1740102, 1784720, 1864395, 1988688, 2007810, 2294640, 2320136, 2485860, 2610153, 2677080, 2900170, 2983032, 3212496, 3314480, 3480204, 3728790, 4015620, 4350255, 4640272, 4971720, 5220306, 5354160, 5800340, 5966064, 6960408, 7457580, 8031240, 8700510, 9943440, 10440612, 11600680, 13050765, 13920816, 14915160, 16062480, 17401020, 20881224, 23201360, 26101530, 29830320, 34802040, 41762448, 52203060, 69604080, 104406120, 208812240]

約数ペア:

[(1, 208812240), (2, 104406120), (3, 69604080), (4, 52203060), (5, 41762448), (6, 34802040), (7, 29830320), (8, 26101530), (9, 23201360), (10, 20881224), (12, 17401020), (13, 16062480), (14, 14915160), (15, 13920816), (16, 13050765), (18, 11600680), (20, 10440612), (21, 9943440), (24, 8700510), (26, 8031240), (28, 7457580), (30, 6960408), (35, 5966064), (36, 5800340), (39, 5354160), (40, 5220306), (42, 4971720), (45, 4640272), (48, 4350255), (52, 4015620), (56, 3728790), (60, 3480204), (63, 3314480), (65, 3212496), (70, 2983032), (72, 2900170), (78, 2677080), (80, 2610153), (84, 2485860), (90, 2320136), (91, 2294640), (104, 2007810), (105, 1988688), (112, 1864395), (117, 1784720), (120, 1740102), (126, 1657240), (130, 1606248), (140, 1491516), (144, 1450085), (156, 1338540), (168, 1242930), (180, 1160068), (182, 1147320), (195, 1070832), (208, 1003905), (210, 994344), (234, 892360), (240, 870051), (252, 828620), (260, 803124), (273, 764880), (280, 745758), (312, 669270), (315, 662896), (336, 621465), (360, 580034), (364, 573660), (390, 535416), (420, 497172), (455, 458928), (468, 446180), (504, 414310), (520, 401562), (546, 382440), (560, 372879), (585, 356944), (624, 334635), (630, 331448), (720, 290017), (728, 286830), (780, 267708), (819, 254960), (840, 248586), (910, 229464), (936, 223090), (1008, 207155), (1040, 200781), (1092, 191220), (1170, 178472), (1260, 165724), (1365, 152976), (1456, 143415), (1560, 133854), (1638, 127480), (1680, 124293), (1820, 114732), (1872, 111545), (2184, 95610), (2340, 89236), (2520, 82862), (2730, 76488), (3120, 66927), (3187, 65520), (3276, 63740), (3640, 57366), (4095, 50992), (4368, 47805), (4680, 44618), (5040, 41431), (5460, 38244), (6374, 32760), (6552, 31870), (7280, 28683), (8190, 25496), (9360, 22309), (9561, 21840), (10920, 19122), (12748, 16380), (13104, 15935)]