621238080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{991}}^1$

素因数の和:1664

約数の個数: 112

約数和(自身を含む): 1977444864

約数和(自身を除く): 1356206784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 653, 960, 991, 1306, 1959, 1982, 2612, 2973, 3265, 3918, 3964, 4955, 5224, 5946, 6530, 7836, 7928, 9795, 9910, 10448, 11892, 13060, 14865, 15672, 15856, 19590, 19820, 20896, 23784, 26120, 29730, 31344, 31712, 39180, 39640, 41792, 47568, 52240, 59460, 62688, 63424, 78360, 79280, 95136, 104480, 118920, 125376, 156720, 158560, 190272, 208960, 237840, 313440, 317120, 475680, 626880, 647123, 951360, 1294246, 1941369, 2588492, 3235615, 3882738, 5176984, 6471230, 7765476, 9706845, 10353968, 12942460, 15530952, 19413690, 20707936, 25884920, 31061904, 38827380, 41415872, 51769840, 62123808, 77654760, 103539680, 124247616, 155309520, 207079360, 310619040, 621238080]

約数ペア:

[(1, 621238080), (2, 310619040), (3, 207079360), (4, 155309520), (5, 124247616), (6, 103539680), (8, 77654760), (10, 62123808), (12, 51769840), (15, 41415872), (16, 38827380), (20, 31061904), (24, 25884920), (30, 20707936), (32, 19413690), (40, 15530952), (48, 12942460), (60, 10353968), (64, 9706845), (80, 7765476), (96, 6471230), (120, 5176984), (160, 3882738), (192, 3235615), (240, 2588492), (320, 1941369), (480, 1294246), (653, 951360), (960, 647123), (991, 626880), (1306, 475680), (1959, 317120), (1982, 313440), (2612, 237840), (2973, 208960), (3265, 190272), (3918, 158560), (3964, 156720), (4955, 125376), (5224, 118920), (5946, 104480), (6530, 95136), (7836, 79280), (7928, 78360), (9795, 63424), (9910, 62688), (10448, 59460), (11892, 52240), (13060, 47568), (14865, 41792), (15672, 39640), (15856, 39180), (19590, 31712), (19820, 31344), (20896, 29730), (23784, 26120)]