64187520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:454

約数の個数: 128

約数和(自身を含む): 207247680

約数和(自身を除く): 143060160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 101, 120, 128, 160, 192, 202, 240, 303, 320, 331, 384, 404, 480, 505, 606, 640, 662, 808, 960, 993, 1010, 1212, 1324, 1515, 1616, 1655, 1920, 1986, 2020, 2424, 2648, 3030, 3232, 3310, 3972, 4040, 4848, 4965, 5296, 6060, 6464, 6620, 7944, 8080, 9696, 9930, 10592, 12120, 12928, 13240, 15888, 16160, 19392, 19860, 21184, 24240, 26480, 31776, 32320, 33431, 38784, 39720, 42368, 48480, 52960, 63552, 64640, 66862, 79440, 96960, 100293, 105920, 127104, 133724, 158880, 167155, 193920, 200586, 211840, 267448, 317760, 334310, 401172, 501465, 534896, 635520, 668620, 802344, 1002930, 1069792, 1337240, 1604688, 2005860, 2139584, 2674480, 3209376, 4011720, 4279168, 5348960, 6418752, 8023440, 10697920, 12837504, 16046880, 21395840, 32093760, 64187520]

約数ペア:

[(1, 64187520), (2, 32093760), (3, 21395840), (4, 16046880), (5, 12837504), (6, 10697920), (8, 8023440), (10, 6418752), (12, 5348960), (15, 4279168), (16, 4011720), (20, 3209376), (24, 2674480), (30, 2139584), (32, 2005860), (40, 1604688), (48, 1337240), (60, 1069792), (64, 1002930), (80, 802344), (96, 668620), (101, 635520), (120, 534896), (128, 501465), (160, 401172), (192, 334310), (202, 317760), (240, 267448), (303, 211840), (320, 200586), (331, 193920), (384, 167155), (404, 158880), (480, 133724), (505, 127104), (606, 105920), (640, 100293), (662, 96960), (808, 79440), (960, 66862), (993, 64640), (1010, 63552), (1212, 52960), (1324, 48480), (1515, 42368), (1616, 39720), (1655, 38784), (1920, 33431), (1986, 32320), (2020, 31776), (2424, 26480), (2648, 24240), (3030, 21184), (3232, 19860), (3310, 19392), (3972, 16160), (4040, 15888), (4848, 13240), (4965, 12928), (5296, 12120), (6060, 10592), (6464, 9930), (6620, 9696), (7944, 8080)]