199307680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:351

約数の個数: 192

約数和(自身を含む): 573060096

約数和(自身を除く): 373752416

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 160, 176, 208, 220, 248, 260, 281, 286, 310, 341, 352, 403, 416, 440, 496, 520, 562, 572, 620, 682, 715, 806, 880, 992, 1040, 1124, 1144, 1240, 1364, 1405, 1430, 1612, 1705, 1760, 2015, 2080, 2248, 2288, 2480, 2728, 2810, 2860, 3091, 3224, 3410, 3653, 4030, 4433, 4496, 4576, 4960, 5456, 5620, 5720, 6182, 6448, 6820, 7306, 8060, 8711, 8866, 8992, 10912, 11240, 11440, 12364, 12896, 13640, 14612, 15455, 16120, 17422, 17732, 18265, 22165, 22480, 22880, 24728, 27280, 29224, 30910, 32240, 34844, 35464, 36530, 40183, 43555, 44330, 44960, 49456, 54560, 58448, 61820, 64480, 69688, 70928, 73060, 80366, 87110, 88660, 95821, 98912, 113243, 116896, 123640, 139376, 141856, 146120, 160732, 174220, 177320, 191642, 200915, 226486, 247280, 278752, 292240, 321464, 348440, 354640, 383284, 401830, 452972, 479105, 494560, 566215, 584480, 642928, 696880, 709280, 766568, 803660, 905944, 958210, 1132430, 1245673, 1285856, 1393760, 1533136, 1607320, 1811888, 1916420, 2264860, 2491346, 3066272, 3214640, 3623776, 3832840, 4529720, 4982692, 6228365, 6429280, 7665680, 9059440, 9965384, 12456730, 15331360, 18118880, 19930768, 24913460, 39861536, 49826920, 99653840, 199307680]

約数ペア:

[(1, 199307680), (2, 99653840), (4, 49826920), (5, 39861536), (8, 24913460), (10, 19930768), (11, 18118880), (13, 15331360), (16, 12456730), (20, 9965384), (22, 9059440), (26, 7665680), (31, 6429280), (32, 6228365), (40, 4982692), (44, 4529720), (52, 3832840), (55, 3623776), (62, 3214640), (65, 3066272), (80, 2491346), (88, 2264860), (104, 1916420), (110, 1811888), (124, 1607320), (130, 1533136), (143, 1393760), (155, 1285856), (160, 1245673), (176, 1132430), (208, 958210), (220, 905944), (248, 803660), (260, 766568), (281, 709280), (286, 696880), (310, 642928), (341, 584480), (352, 566215), (403, 494560), (416, 479105), (440, 452972), (496, 401830), (520, 383284), (562, 354640), (572, 348440), (620, 321464), (682, 292240), (715, 278752), (806, 247280), (880, 226486), (992, 200915), (1040, 191642), (1124, 177320), (1144, 174220), (1240, 160732), (1364, 146120), (1405, 141856), (1430, 139376), (1612, 123640), (1705, 116896), (1760, 113243), (2015, 98912), (2080, 95821), (2248, 88660), (2288, 87110), (2480, 80366), (2728, 73060), (2810, 70928), (2860, 69688), (3091, 64480), (3224, 61820), (3410, 58448), (3653, 54560), (4030, 49456), (4433, 44960), (4496, 44330), (4576, 43555), (4960, 40183), (5456, 36530), (5620, 35464), (5720, 34844), (6182, 32240), (6448, 30910), (6820, 29224), (7306, 27280), (8060, 24728), (8711, 22880), (8866, 22480), (8992, 22165), (10912, 18265), (11240, 17732), (11440, 17422), (12364, 16120), (12896, 15455), (13640, 14612)]