171969420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2017}}^1$

素因数の和:2072

約数の個数: 144

約数和(自身を含む): 579731040

約数和(自身を除く): 407761620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 735, 812, 870, 980, 1015, 1218, 1421, 1470, 1740, 2017, 2030, 2436, 2842, 2940, 3045, 4034, 4060, 4263, 5684, 6051, 6090, 7105, 8068, 8526, 10085, 12102, 12180, 14119, 14210, 17052, 20170, 21315, 24204, 28238, 28420, 30255, 40340, 42357, 42630, 56476, 58493, 60510, 70595, 84714, 85260, 98833, 116986, 121020, 141190, 169428, 175479, 197666, 211785, 233972, 282380, 292465, 296499, 350958, 395332, 409451, 423570, 494165, 584930, 592998, 701916, 818902, 847140, 877395, 988330, 1169860, 1185996, 1228353, 1482495, 1637804, 1754790, 1976660, 2047255, 2456706, 2866157, 2964990, 3509580, 4094510, 4913412, 5732314, 5929980, 6141765, 8189020, 8598471, 11464628, 12283530, 14330785, 17196942, 24567060, 28661570, 34393884, 42992355, 57323140, 85984710, 171969420]

約数ペア:

[(1, 171969420), (2, 85984710), (3, 57323140), (4, 42992355), (5, 34393884), (6, 28661570), (7, 24567060), (10, 17196942), (12, 14330785), (14, 12283530), (15, 11464628), (20, 8598471), (21, 8189020), (28, 6141765), (29, 5929980), (30, 5732314), (35, 4913412), (42, 4094510), (49, 3509580), (58, 2964990), (60, 2866157), (70, 2456706), (84, 2047255), (87, 1976660), (98, 1754790), (105, 1637804), (116, 1482495), (140, 1228353), (145, 1185996), (147, 1169860), (174, 988330), (196, 877395), (203, 847140), (210, 818902), (245, 701916), (290, 592998), (294, 584930), (348, 494165), (406, 423570), (420, 409451), (435, 395332), (490, 350958), (580, 296499), (588, 292465), (609, 282380), (735, 233972), (812, 211785), (870, 197666), (980, 175479), (1015, 169428), (1218, 141190), (1421, 121020), (1470, 116986), (1740, 98833), (2017, 85260), (2030, 84714), (2436, 70595), (2842, 60510), (2940, 58493), (3045, 56476), (4034, 42630), (4060, 42357), (4263, 40340), (5684, 30255), (6051, 28420), (6090, 28238), (7105, 24204), (8068, 21315), (8526, 20170), (10085, 17052), (12102, 14210), (12180, 14119)]