1855369980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{448157}}^1$

素因数の和:448195

約数の個数: 72

約数和(自身を含む): 5872662432

約数和(自身を除く): 4017292452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 448157, 896314, 1344471, 1792628, 2240785, 2688942, 4033413, 4481570, 5377884, 6722355, 8066826, 8963140, 10307611, 13444710, 16133652, 20167065, 20615222, 26889420, 30922833, 40334130, 41230444, 51538055, 61845666, 80668260, 92768499, 103076110, 123691332, 154614165, 185536998, 206152220, 309228330, 371073996, 463842495, 618456660, 927684990, 1855369980]

約数ペア:

[(1, 1855369980), (2, 927684990), (3, 618456660), (4, 463842495), (5, 371073996), (6, 309228330), (9, 206152220), (10, 185536998), (12, 154614165), (15, 123691332), (18, 103076110), (20, 92768499), (23, 80668260), (30, 61845666), (36, 51538055), (45, 41230444), (46, 40334130), (60, 30922833), (69, 26889420), (90, 20615222), (92, 20167065), (115, 16133652), (138, 13444710), (180, 10307611), (207, 8963140), (230, 8066826), (276, 6722355), (345, 5377884), (414, 4481570), (460, 4033413), (690, 2688942), (828, 2240785), (1035, 1792628), (1380, 1344471), (2070, 896314), (4140, 448157)]