77490720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53813}}^1$

素因数の和:53834

約数の個数: 72

約数和(自身を含む): 264441996

約数和(自身を除く): 186951276

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, 160, 180, 240, 288, 360, 480, 720, 1440, 53813, 107626, 161439, 215252, 269065, 322878, 430504, 484317, 538130, 645756, 807195, 861008, 968634, 1076260, 1291512, 1614390, 1722016, 1937268, 2152520, 2421585, 2583024, 3228780, 3874536, 4305040, 4843170, 5166048, 6457560, 7749072, 8610080, 9686340, 12915120, 15498144, 19372680, 25830240, 38745360, 77490720]

約数ペア:

[(1, 77490720), (2, 38745360), (3, 25830240), (4, 19372680), (5, 15498144), (6, 12915120), (8, 9686340), (9, 8610080), (10, 7749072), (12, 6457560), (15, 5166048), (16, 4843170), (18, 4305040), (20, 3874536), (24, 3228780), (30, 2583024), (32, 2421585), (36, 2152520), (40, 1937268), (45, 1722016), (48, 1614390), (60, 1291512), (72, 1076260), (80, 968634), (90, 861008), (96, 807195), (120, 645756), (144, 538130), (160, 484317), (180, 430504), (240, 322878), (288, 269065), (360, 215252), (480, 161439), (720, 107626), (1440, 53813)]