394343640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{121711}}^1$

素因数の和:121734

約数の個数: 80

約数和(自身を含む): 1325443680

約数和(自身を除く): 931100040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 121711, 243422, 365133, 486844, 608555, 730266, 973688, 1095399, 1217110, 1460532, 1825665, 2190798, 2434220, 2921064, 3286197, 3651330, 4381596, 4868440, 5476995, 6572394, 7302660, 8763192, 9858591, 10953990, 13144788, 14605320, 16430985, 19717182, 21907980, 26289576, 32861970, 39434364, 43815960, 49292955, 65723940, 78868728, 98585910, 131447880, 197171820, 394343640]

約数ペア:

[(1, 394343640), (2, 197171820), (3, 131447880), (4, 98585910), (5, 78868728), (6, 65723940), (8, 49292955), (9, 43815960), (10, 39434364), (12, 32861970), (15, 26289576), (18, 21907980), (20, 19717182), (24, 16430985), (27, 14605320), (30, 13144788), (36, 10953990), (40, 9858591), (45, 8763192), (54, 7302660), (60, 6572394), (72, 5476995), (81, 4868440), (90, 4381596), (108, 3651330), (120, 3286197), (135, 2921064), (162, 2434220), (180, 2190798), (216, 1825665), (270, 1460532), (324, 1217110), (360, 1095399), (405, 973688), (540, 730266), (648, 608555), (810, 486844), (1080, 365133), (1620, 243422), (3240, 121711)]