42778080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:569

約数の個数: 144

約数和(自身を含む): 148677984

約数和(自身を除く): 105899904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 72, 80, 90, 96, 120, 122, 144, 160, 180, 183, 240, 244, 288, 305, 360, 366, 480, 487, 488, 549, 610, 720, 732, 915, 974, 976, 1098, 1220, 1440, 1461, 1464, 1830, 1948, 1952, 2196, 2435, 2440, 2745, 2922, 2928, 3660, 3896, 4383, 4392, 4870, 4880, 5490, 5844, 5856, 7305, 7320, 7792, 8766, 8784, 9740, 9760, 10980, 11688, 14610, 14640, 15584, 17532, 17568, 19480, 21915, 21960, 23376, 29220, 29280, 29707, 35064, 38960, 43830, 43920, 46752, 58440, 59414, 70128, 77920, 87660, 87840, 89121, 116880, 118828, 140256, 148535, 175320, 178242, 233760, 237656, 267363, 297070, 350640, 356484, 445605, 475312, 534726, 594140, 701280, 712968, 891210, 950624, 1069452, 1188280, 1336815, 1425936, 1782420, 2138904, 2376560, 2673630, 2851872, 3564840, 4277808, 4753120, 5347260, 7129680, 8555616, 10694520, 14259360, 21389040, 42778080]

約数ペア:

[(1, 42778080), (2, 21389040), (3, 14259360), (4, 10694520), (5, 8555616), (6, 7129680), (8, 5347260), (9, 4753120), (10, 4277808), (12, 3564840), (15, 2851872), (16, 2673630), (18, 2376560), (20, 2138904), (24, 1782420), (30, 1425936), (32, 1336815), (36, 1188280), (40, 1069452), (45, 950624), (48, 891210), (60, 712968), (61, 701280), (72, 594140), (80, 534726), (90, 475312), (96, 445605), (120, 356484), (122, 350640), (144, 297070), (160, 267363), (180, 237656), (183, 233760), (240, 178242), (244, 175320), (288, 148535), (305, 140256), (360, 118828), (366, 116880), (480, 89121), (487, 87840), (488, 87660), (549, 77920), (610, 70128), (720, 59414), (732, 58440), (915, 46752), (974, 43920), (976, 43830), (1098, 38960), (1220, 35064), (1440, 29707), (1461, 29280), (1464, 29220), (1830, 23376), (1948, 21960), (1952, 21915), (2196, 19480), (2435, 17568), (2440, 17532), (2745, 15584), (2922, 14640), (2928, 14610), (3660, 11688), (3896, 10980), (4383, 9760), (4392, 9740), (4870, 8784), (4880, 8766), (5490, 7792), (5844, 7320), (5856, 7305)]