28223760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5113}}^1$

素因数の和:5152

約数の個数: 80

約数和(自身を含む): 91315584

約数和(自身を除く): 63091824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5113, 5520, 10226, 15339, 20452, 25565, 30678, 40904, 51130, 61356, 76695, 81808, 102260, 117599, 122712, 153390, 204520, 235198, 245424, 306780, 352797, 409040, 470396, 587995, 613560, 705594, 940792, 1175990, 1227120, 1411188, 1763985, 1881584, 2351980, 2822376, 3527970, 4703960, 5644752, 7055940, 9407920, 14111880, 28223760]

約数ペア:

[(1, 28223760), (2, 14111880), (3, 9407920), (4, 7055940), (5, 5644752), (6, 4703960), (8, 3527970), (10, 2822376), (12, 2351980), (15, 1881584), (16, 1763985), (20, 1411188), (23, 1227120), (24, 1175990), (30, 940792), (40, 705594), (46, 613560), (48, 587995), (60, 470396), (69, 409040), (80, 352797), (92, 306780), (115, 245424), (120, 235198), (138, 204520), (184, 153390), (230, 122712), (240, 117599), (276, 102260), (345, 81808), (368, 76695), (460, 61356), (552, 51130), (690, 40904), (920, 30678), (1104, 25565), (1380, 20452), (1840, 15339), (2760, 10226), (5113, 5520)]