208879160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:194

約数の個数: 192

約数和(自身を含む): 590976000

約数和(自身を除く): 382096840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 71, 76, 79, 95, 98, 133, 140, 142, 152, 158, 190, 196, 245, 266, 280, 284, 316, 355, 380, 392, 395, 490, 497, 532, 553, 568, 632, 665, 710, 760, 790, 931, 980, 994, 1064, 1106, 1330, 1349, 1420, 1501, 1580, 1862, 1960, 1988, 2212, 2485, 2660, 2698, 2765, 2840, 3002, 3160, 3479, 3724, 3871, 3976, 4424, 4655, 4970, 5320, 5396, 5530, 5609, 6004, 6745, 6958, 7448, 7505, 7742, 9310, 9443, 9940, 10507, 10792, 11060, 11218, 12008, 13490, 13916, 15010, 15484, 17395, 18620, 18886, 19355, 19880, 21014, 22120, 22436, 26980, 27832, 28045, 30020, 30968, 34790, 37240, 37772, 38710, 39263, 42028, 44872, 47215, 52535, 53960, 56090, 60040, 66101, 69580, 73549, 75544, 77420, 78526, 84056, 94430, 105070, 106571, 112180, 132202, 139160, 147098, 154840, 157052, 188860, 196315, 210140, 213142, 224360, 264404, 274841, 294196, 314104, 330505, 367745, 377720, 392630, 420280, 426284, 528808, 532855, 549682, 588392, 661010, 735490, 745997, 785260, 852568, 1065710, 1099364, 1322020, 1374205, 1470980, 1491994, 1570520, 2131420, 2198728, 2644040, 2748410, 2941960, 2983988, 3729985, 4262840, 5221979, 5496820, 5967976, 7459970, 10443958, 10993640, 14919940, 20887916, 26109895, 29839880, 41775832, 52219790, 104439580, 208879160]

約数ペア:

[(1, 208879160), (2, 104439580), (4, 52219790), (5, 41775832), (7, 29839880), (8, 26109895), (10, 20887916), (14, 14919940), (19, 10993640), (20, 10443958), (28, 7459970), (35, 5967976), (38, 5496820), (40, 5221979), (49, 4262840), (56, 3729985), (70, 2983988), (71, 2941960), (76, 2748410), (79, 2644040), (95, 2198728), (98, 2131420), (133, 1570520), (140, 1491994), (142, 1470980), (152, 1374205), (158, 1322020), (190, 1099364), (196, 1065710), (245, 852568), (266, 785260), (280, 745997), (284, 735490), (316, 661010), (355, 588392), (380, 549682), (392, 532855), (395, 528808), (490, 426284), (497, 420280), (532, 392630), (553, 377720), (568, 367745), (632, 330505), (665, 314104), (710, 294196), (760, 274841), (790, 264404), (931, 224360), (980, 213142), (994, 210140), (1064, 196315), (1106, 188860), (1330, 157052), (1349, 154840), (1420, 147098), (1501, 139160), (1580, 132202), (1862, 112180), (1960, 106571), (1988, 105070), (2212, 94430), (2485, 84056), (2660, 78526), (2698, 77420), (2765, 75544), (2840, 73549), (3002, 69580), (3160, 66101), (3479, 60040), (3724, 56090), (3871, 53960), (3976, 52535), (4424, 47215), (4655, 44872), (4970, 42028), (5320, 39263), (5396, 38710), (5530, 37772), (5609, 37240), (6004, 34790), (6745, 30968), (6958, 30020), (7448, 28045), (7505, 27832), (7742, 26980), (9310, 22436), (9443, 22120), (9940, 21014), (10507, 19880), (10792, 19355), (11060, 18886), (11218, 18620), (12008, 17395), (13490, 15484), (13916, 15010)]