1381400520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{883}}^1\times {\mathrm{13037}}^1$

素因数の和:13934

約数の個数: 64

約数和(自身を含む): 4149213120

約数和(自身を除く): 2767812600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 883, 1766, 2649, 3532, 4415, 5298, 7064, 8830, 10596, 13037, 13245, 17660, 21192, 26074, 26490, 35320, 39111, 52148, 52980, 65185, 78222, 104296, 105960, 130370, 156444, 195555, 260740, 312888, 391110, 521480, 782220, 1564440, 11511671, 23023342, 34535013, 46046684, 57558355, 69070026, 92093368, 115116710, 138140052, 172675065, 230233420, 276280104, 345350130, 460466840, 690700260, 1381400520]

約数ペア:

[(1, 1381400520), (2, 690700260), (3, 460466840), (4, 345350130), (5, 276280104), (6, 230233420), (8, 172675065), (10, 138140052), (12, 115116710), (15, 92093368), (20, 69070026), (24, 57558355), (30, 46046684), (40, 34535013), (60, 23023342), (120, 11511671), (883, 1564440), (1766, 782220), (2649, 521480), (3532, 391110), (4415, 312888), (5298, 260740), (7064, 195555), (8830, 156444), (10596, 130370), (13037, 105960), (13245, 104296), (17660, 78222), (21192, 65185), (26074, 52980), (26490, 52148), (35320, 39111)]