47740160

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 130488960

約数和(自身を除く): 82748800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 151, 152, 160, 190, 208, 247, 256, 260, 302, 304, 320, 380, 416, 494, 520, 604, 608, 640, 755, 760, 832, 988, 1040, 1208, 1216, 1235, 1280, 1510, 1520, 1664, 1963, 1976, 2080, 2416, 2432, 2470, 2869, 3020, 3040, 3328, 3926, 3952, 4160, 4832, 4864, 4940, 5738, 6040, 6080, 7852, 7904, 8320, 9664, 9815, 9880, 11476, 12080, 12160, 14345, 15704, 15808, 16640, 19328, 19630, 19760, 22952, 24160, 24320, 28690, 31408, 31616, 37297, 38656, 39260, 39520, 45904, 48320, 57380, 62816, 63232, 74594, 78520, 79040, 91808, 96640, 114760, 125632, 149188, 157040, 158080, 183616, 186485, 193280, 229520, 251264, 298376, 314080, 316160, 367232, 372970, 459040, 502528, 596752, 628160, 734464, 745940, 918080, 1193504, 1256320, 1491880, 1836160, 2387008, 2512640, 2983760, 3672320, 4774016, 5967520, 9548032, 11935040, 23870080, 47740160]

約数ペア:

[(1, 47740160), (2, 23870080), (4, 11935040), (5, 9548032), (8, 5967520), (10, 4774016), (13, 3672320), (16, 2983760), (19, 2512640), (20, 2387008), (26, 1836160), (32, 1491880), (38, 1256320), (40, 1193504), (52, 918080), (64, 745940), (65, 734464), (76, 628160), (80, 596752), (95, 502528), (104, 459040), (128, 372970), (130, 367232), (151, 316160), (152, 314080), (160, 298376), (190, 251264), (208, 229520), (247, 193280), (256, 186485), (260, 183616), (302, 158080), (304, 157040), (320, 149188), (380, 125632), (416, 114760), (494, 96640), (520, 91808), (604, 79040), (608, 78520), (640, 74594), (755, 63232), (760, 62816), (832, 57380), (988, 48320), (1040, 45904), (1208, 39520), (1216, 39260), (1235, 38656), (1280, 37297), (1510, 31616), (1520, 31408), (1664, 28690), (1963, 24320), (1976, 24160), (2080, 22952), (2416, 19760), (2432, 19630), (2470, 19328), (2869, 16640), (3020, 15808), (3040, 15704), (3328, 14345), (3926, 12160), (3952, 12080), (4160, 11476), (4832, 9880), (4864, 9815), (4940, 9664), (5738, 8320), (6040, 7904), (6080, 7852)]