31202080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2143}}^1$

素因数の和:2178

約数の個数: 96

約数和(自身を含む): 90768384

約数和(自身を除く): 59566304

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2143, 2912, 3640, 4286, 7280, 8572, 10715, 14560, 15001, 17144, 21430, 27859, 30002, 34288, 42860, 55718, 60004, 68576, 75005, 85720, 111436, 120008, 139295, 150010, 171440, 195013, 222872, 240016, 278590, 300020, 342880, 390026, 445744, 480032, 557180, 600040, 780052, 891488, 975065, 1114360, 1200080, 1560104, 1950130, 2228720, 2400160, 3120208, 3900260, 4457440, 6240416, 7800520, 15601040, 31202080]

約数ペア:

[(1, 31202080), (2, 15601040), (4, 7800520), (5, 6240416), (7, 4457440), (8, 3900260), (10, 3120208), (13, 2400160), (14, 2228720), (16, 1950130), (20, 1560104), (26, 1200080), (28, 1114360), (32, 975065), (35, 891488), (40, 780052), (52, 600040), (56, 557180), (65, 480032), (70, 445744), (80, 390026), (91, 342880), (104, 300020), (112, 278590), (130, 240016), (140, 222872), (160, 195013), (182, 171440), (208, 150010), (224, 139295), (260, 120008), (280, 111436), (364, 85720), (416, 75005), (455, 68576), (520, 60004), (560, 55718), (728, 42860), (910, 34288), (1040, 30002), (1120, 27859), (1456, 21430), (1820, 17144), (2080, 15001), (2143, 14560), (2912, 10715), (3640, 8572), (4286, 7280)]