123884280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:390

約数の個数: 192

約数和(自身を含む): 439508160

約数和(自身を除く): 315623880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 103, 104, 117, 120, 130, 156, 180, 195, 206, 234, 257, 260, 309, 312, 360, 390, 412, 468, 514, 515, 520, 585, 618, 771, 780, 824, 927, 936, 1028, 1030, 1170, 1236, 1285, 1339, 1542, 1545, 1560, 1854, 2056, 2060, 2313, 2340, 2472, 2570, 2678, 3084, 3090, 3341, 3708, 3855, 4017, 4120, 4626, 4635, 4680, 5140, 5356, 6168, 6180, 6682, 6695, 7416, 7710, 8034, 9252, 9270, 10023, 10280, 10712, 11565, 12051, 12360, 13364, 13390, 15420, 16068, 16705, 18504, 18540, 20046, 20085, 23130, 24102, 26471, 26728, 26780, 30069, 30840, 32136, 33410, 37080, 40092, 40170, 46260, 48204, 50115, 52942, 53560, 60138, 60255, 66820, 79413, 80184, 80340, 92520, 96408, 100230, 105884, 120276, 120510, 132355, 133640, 150345, 158826, 160680, 200460, 211768, 238239, 240552, 241020, 264710, 300690, 317652, 344123, 397065, 400920, 476478, 482040, 529420, 601380, 635304, 688246, 794130, 952956, 1032369, 1058840, 1191195, 1202760, 1376492, 1588260, 1720615, 1905912, 2064738, 2382390, 2752984, 3097107, 3176520, 3441230, 4129476, 4764780, 5161845, 6194214, 6882460, 8258952, 9529560, 10323690, 12388428, 13764920, 15485535, 20647380, 24776856, 30971070, 41294760, 61942140, 123884280]

約数ペア:

[(1, 123884280), (2, 61942140), (3, 41294760), (4, 30971070), (5, 24776856), (6, 20647380), (8, 15485535), (9, 13764920), (10, 12388428), (12, 10323690), (13, 9529560), (15, 8258952), (18, 6882460), (20, 6194214), (24, 5161845), (26, 4764780), (30, 4129476), (36, 3441230), (39, 3176520), (40, 3097107), (45, 2752984), (52, 2382390), (60, 2064738), (65, 1905912), (72, 1720615), (78, 1588260), (90, 1376492), (103, 1202760), (104, 1191195), (117, 1058840), (120, 1032369), (130, 952956), (156, 794130), (180, 688246), (195, 635304), (206, 601380), (234, 529420), (257, 482040), (260, 476478), (309, 400920), (312, 397065), (360, 344123), (390, 317652), (412, 300690), (468, 264710), (514, 241020), (515, 240552), (520, 238239), (585, 211768), (618, 200460), (771, 160680), (780, 158826), (824, 150345), (927, 133640), (936, 132355), (1028, 120510), (1030, 120276), (1170, 105884), (1236, 100230), (1285, 96408), (1339, 92520), (1542, 80340), (1545, 80184), (1560, 79413), (1854, 66820), (2056, 60255), (2060, 60138), (2313, 53560), (2340, 52942), (2472, 50115), (2570, 48204), (2678, 46260), (3084, 40170), (3090, 40092), (3341, 37080), (3708, 33410), (3855, 32136), (4017, 30840), (4120, 30069), (4626, 26780), (4635, 26728), (4680, 26471), (5140, 24102), (5356, 23130), (6168, 20085), (6180, 20046), (6682, 18540), (6695, 18504), (7416, 16705), (7710, 16068), (8034, 15420), (9252, 13390), (9270, 13364), (10023, 12360), (10280, 12051), (10712, 11565)]