207624760

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:478

約数の個数: 128

約数和(自身を含む): 560880000

約数和(自身を除く): 353255240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 74, 98, 140, 148, 185, 196, 245, 259, 280, 296, 343, 370, 392, 409, 490, 518, 686, 740, 818, 980, 1036, 1295, 1372, 1480, 1636, 1715, 1813, 1960, 2045, 2072, 2590, 2744, 2863, 3272, 3430, 3626, 4090, 5180, 5726, 6860, 7252, 8180, 9065, 10360, 11452, 12691, 13720, 14315, 14504, 15133, 16360, 18130, 20041, 22904, 25382, 28630, 30266, 36260, 40082, 50764, 57260, 60532, 63455, 72520, 75665, 80164, 100205, 101528, 105931, 114520, 121064, 126910, 140287, 151330, 160328, 200410, 211862, 253820, 280574, 302660, 400820, 423724, 507640, 529655, 561148, 605320, 701435, 741517, 801640, 847448, 1059310, 1122296, 1402870, 1483034, 2118620, 2805740, 2966068, 3707585, 4237240, 5190619, 5611480, 5932136, 7415170, 10381238, 14830340, 20762476, 25953095, 29660680, 41524952, 51906190, 103812380, 207624760]

約数ペア:

[(1, 207624760), (2, 103812380), (4, 51906190), (5, 41524952), (7, 29660680), (8, 25953095), (10, 20762476), (14, 14830340), (20, 10381238), (28, 7415170), (35, 5932136), (37, 5611480), (40, 5190619), (49, 4237240), (56, 3707585), (70, 2966068), (74, 2805740), (98, 2118620), (140, 1483034), (148, 1402870), (185, 1122296), (196, 1059310), (245, 847448), (259, 801640), (280, 741517), (296, 701435), (343, 605320), (370, 561148), (392, 529655), (409, 507640), (490, 423724), (518, 400820), (686, 302660), (740, 280574), (818, 253820), (980, 211862), (1036, 200410), (1295, 160328), (1372, 151330), (1480, 140287), (1636, 126910), (1715, 121064), (1813, 114520), (1960, 105931), (2045, 101528), (2072, 100205), (2590, 80164), (2744, 75665), (2863, 72520), (3272, 63455), (3430, 60532), (3626, 57260), (4090, 50764), (5180, 40082), (5726, 36260), (6860, 30266), (7252, 28630), (8180, 25382), (9065, 22904), (10360, 20041), (11452, 18130), (12691, 16360), (13720, 15133), (14315, 14504)]