204475680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{953}}^1$

素因数の和:1123

約数の個数: 144

約数和(自身を含む): 703193400

約数和(自身を除く): 498717720

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, 144, 149, 160, 180, 240, 288, 298, 360, 447, 480, 596, 720, 745, 894, 953, 1192, 1341, 1440, 1490, 1788, 1906, 2235, 2384, 2682, 2859, 2980, 3576, 3812, 4470, 4765, 4768, 5364, 5718, 5960, 6705, 7152, 7624, 8577, 8940, 9530, 10728, 11436, 11920, 13410, 14295, 14304, 15248, 17154, 17880, 19060, 21456, 22872, 23840, 26820, 28590, 30496, 34308, 35760, 38120, 42885, 42912, 45744, 53640, 57180, 68616, 71520, 76240, 85770, 91488, 107280, 114360, 137232, 141997, 152480, 171540, 214560, 228720, 274464, 283994, 343080, 425991, 457440, 567988, 686160, 709985, 851982, 1135976, 1277973, 1372320, 1419970, 1703964, 2129955, 2271952, 2555946, 2839940, 3407928, 4259910, 4543904, 5111892, 5679880, 6389865, 6815856, 8519820, 10223784, 11359760, 12779730, 13631712, 17039640, 20447568, 22719520, 25559460, 34079280, 40895136, 51118920, 68158560, 102237840, 204475680]

約数ペア:

[(1, 204475680), (2, 102237840), (3, 68158560), (4, 51118920), (5, 40895136), (6, 34079280), (8, 25559460), (9, 22719520), (10, 20447568), (12, 17039640), (15, 13631712), (16, 12779730), (18, 11359760), (20, 10223784), (24, 8519820), (30, 6815856), (32, 6389865), (36, 5679880), (40, 5111892), (45, 4543904), (48, 4259910), (60, 3407928), (72, 2839940), (80, 2555946), (90, 2271952), (96, 2129955), (120, 1703964), (144, 1419970), (149, 1372320), (160, 1277973), (180, 1135976), (240, 851982), (288, 709985), (298, 686160), (360, 567988), (447, 457440), (480, 425991), (596, 343080), (720, 283994), (745, 274464), (894, 228720), (953, 214560), (1192, 171540), (1341, 152480), (1440, 141997), (1490, 137232), (1788, 114360), (1906, 107280), (2235, 91488), (2384, 85770), (2682, 76240), (2859, 71520), (2980, 68616), (3576, 57180), (3812, 53640), (4470, 45744), (4765, 42912), (4768, 42885), (5364, 38120), (5718, 35760), (5960, 34308), (6705, 30496), (7152, 28590), (7624, 26820), (8577, 23840), (8940, 22872), (9530, 21456), (10728, 19060), (11436, 17880), (11920, 17154), (13410, 15248), (14295, 14304)]