1520981760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{919}}^1$

素因数の和:1374

約数の個数: 144

約数和(自身を含む): 4874204160

約数和(自身を除く): 3353222400

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, 128, 160, 192, 240, 256, 320, 384, 431, 480, 640, 768, 862, 919, 960, 1280, 1293, 1724, 1838, 1920, 2155, 2586, 2757, 3448, 3676, 3840, 4310, 4595, 5172, 5514, 6465, 6896, 7352, 8620, 9190, 10344, 11028, 12930, 13785, 13792, 14704, 17240, 18380, 20688, 22056, 25860, 27570, 27584, 29408, 34480, 36760, 41376, 44112, 51720, 55140, 55168, 58816, 68960, 73520, 82752, 88224, 103440, 110280, 110336, 117632, 137920, 147040, 165504, 176448, 206880, 220560, 235264, 275840, 294080, 331008, 352896, 396089, 413760, 441120, 551680, 588160, 705792, 792178, 827520, 882240, 1176320, 1188267, 1584356, 1655040, 1764480, 1980445, 2376534, 3168712, 3528960, 3960890, 4753068, 5941335, 6337424, 7921780, 9506136, 11882670, 12674848, 15843560, 19012272, 23765340, 25349696, 31687120, 38024544, 47530680, 50699392, 63374240, 76049088, 95061360, 101398784, 126748480, 152098176, 190122720, 253496960, 304196352, 380245440, 506993920, 760490880, 1520981760]

約数ペア:

[(1, 1520981760), (2, 760490880), (3, 506993920), (4, 380245440), (5, 304196352), (6, 253496960), (8, 190122720), (10, 152098176), (12, 126748480), (15, 101398784), (16, 95061360), (20, 76049088), (24, 63374240), (30, 50699392), (32, 47530680), (40, 38024544), (48, 31687120), (60, 25349696), (64, 23765340), (80, 19012272), (96, 15843560), (120, 12674848), (128, 11882670), (160, 9506136), (192, 7921780), (240, 6337424), (256, 5941335), (320, 4753068), (384, 3960890), (431, 3528960), (480, 3168712), (640, 2376534), (768, 1980445), (862, 1764480), (919, 1655040), (960, 1584356), (1280, 1188267), (1293, 1176320), (1724, 882240), (1838, 827520), (1920, 792178), (2155, 705792), (2586, 588160), (2757, 551680), (3448, 441120), (3676, 413760), (3840, 396089), (4310, 352896), (4595, 331008), (5172, 294080), (5514, 275840), (6465, 235264), (6896, 220560), (7352, 206880), (8620, 176448), (9190, 165504), (10344, 147040), (11028, 137920), (12930, 117632), (13785, 110336), (13792, 110280), (14704, 103440), (17240, 88224), (18380, 82752), (20688, 73520), (22056, 68960), (25860, 58816), (27570, 55168), (27584, 55140), (29408, 51720), (34480, 44112), (36760, 41376)]