253921920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{2699}}^1$

素因数の和:2735

約数の個数: 192

約数和(自身を含む): 941868000

約数和(自身を除く): 687946080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 784, 840, 896, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1920, 1960, 2240, 2352, 2688, 2699, 2940, 3136, 3360, 3920, 4480, 4704, 5398, 5880, 6272, 6720, 7840, 8097, 9408, 10796, 11760, 13440, 13495, 15680, 16194, 18816, 18893, 21592, 23520, 26990, 31360, 32388, 37786, 40485, 43184, 47040, 53980, 56679, 64776, 75572, 80970, 86368, 94080, 94465, 107960, 113358, 129552, 132251, 151144, 161940, 172736, 188930, 215920, 226716, 259104, 264502, 283395, 302288, 323880, 345472, 377860, 396753, 431840, 453432, 518208, 529004, 566790, 604576, 647760, 661255, 755720, 793506, 863680, 906864, 1036416, 1058008, 1133580, 1209152, 1295520, 1322510, 1511440, 1587012, 1727360, 1813728, 1983765, 2116016, 2267160, 2418304, 2591040, 2645020, 3022880, 3174024, 3627456, 3967530, 4232032, 4534320, 5182080, 5290040, 6045760, 6348048, 7254912, 7935060, 8464064, 9068640, 10580080, 12091520, 12696096, 15870120, 16928128, 18137280, 21160160, 25392192, 31740240, 36274560, 42320320, 50784384, 63480480, 84640640, 126960960, 253921920]

約数ペア:

[(1, 253921920), (2, 126960960), (3, 84640640), (4, 63480480), (5, 50784384), (6, 42320320), (7, 36274560), (8, 31740240), (10, 25392192), (12, 21160160), (14, 18137280), (15, 16928128), (16, 15870120), (20, 12696096), (21, 12091520), (24, 10580080), (28, 9068640), (30, 8464064), (32, 7935060), (35, 7254912), (40, 6348048), (42, 6045760), (48, 5290040), (49, 5182080), (56, 4534320), (60, 4232032), (64, 3967530), (70, 3627456), (80, 3174024), (84, 3022880), (96, 2645020), (98, 2591040), (105, 2418304), (112, 2267160), (120, 2116016), (128, 1983765), (140, 1813728), (147, 1727360), (160, 1587012), (168, 1511440), (192, 1322510), (196, 1295520), (210, 1209152), (224, 1133580), (240, 1058008), (245, 1036416), (280, 906864), (294, 863680), (320, 793506), (336, 755720), (384, 661255), (392, 647760), (420, 604576), (448, 566790), (480, 529004), (490, 518208), (560, 453432), (588, 431840), (640, 396753), (672, 377860), (735, 345472), (784, 323880), (840, 302288), (896, 283395), (960, 264502), (980, 259104), (1120, 226716), (1176, 215920), (1344, 188930), (1470, 172736), (1568, 161940), (1680, 151144), (1920, 132251), (1960, 129552), (2240, 113358), (2352, 107960), (2688, 94465), (2699, 94080), (2940, 86368), (3136, 80970), (3360, 75572), (3920, 64776), (4480, 56679), (4704, 53980), (5398, 47040), (5880, 43184), (6272, 40485), (6720, 37786), (7840, 32388), (8097, 31360), (9408, 26990), (10796, 23520), (11760, 21592), (13440, 18893), (13495, 18816), (15680, 16194)]