180466720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{599}}^1$

素因数の和:890

約数の個数: 96

約数和(自身を含む): 489888000

約数和(自身を除く): 309421280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 269, 280, 538, 560, 599, 1076, 1120, 1198, 1345, 1883, 2152, 2396, 2690, 2995, 3766, 4193, 4304, 4792, 5380, 5990, 7532, 8386, 8608, 9415, 9584, 10760, 11980, 15064, 16772, 18830, 19168, 20965, 21520, 23960, 30128, 33544, 37660, 41930, 43040, 47920, 60256, 67088, 75320, 83860, 95840, 134176, 150640, 161131, 167720, 301280, 322262, 335440, 644524, 670880, 805655, 1127917, 1289048, 1611310, 2255834, 2578096, 3222620, 4511668, 5156192, 5639585, 6445240, 9023336, 11279170, 12890480, 18046672, 22558340, 25780960, 36093344, 45116680, 90233360, 180466720]

約数ペア:

[(1, 180466720), (2, 90233360), (4, 45116680), (5, 36093344), (7, 25780960), (8, 22558340), (10, 18046672), (14, 12890480), (16, 11279170), (20, 9023336), (28, 6445240), (32, 5639585), (35, 5156192), (40, 4511668), (56, 3222620), (70, 2578096), (80, 2255834), (112, 1611310), (140, 1289048), (160, 1127917), (224, 805655), (269, 670880), (280, 644524), (538, 335440), (560, 322262), (599, 301280), (1076, 167720), (1120, 161131), (1198, 150640), (1345, 134176), (1883, 95840), (2152, 83860), (2396, 75320), (2690, 67088), (2995, 60256), (3766, 47920), (4193, 43040), (4304, 41930), (4792, 37660), (5380, 33544), (5990, 30128), (7532, 23960), (8386, 21520), (8608, 20965), (9415, 19168), (9584, 18830), (10760, 16772), (11980, 15064)]